Vetted North

Best thermal underwear in Canada

26 thermal underwear ranked as of . Each has an in-stock price in Canadian dollars from the maker’s own store or a retailer selling directly, checked within the last 30 days, and at least one accepted rating or published expert test with a score. 72 more are listed below with the reason they are not ranked.

Show Canadian-made thermal underwear only

Not ranked: available, no rating or published test on record (3) · offer check lapsed (69)

  1. 1

    Regatta Mens Professional Thermal Long Johns

    Regatta

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    90.70
    Availability and price (30%)
    100.00
    Total
    57.21

    0.4 × 0.00 + 0.3 × 90.70 + 0.3 × 100.00 = 57.21

    • Reviews: 4.6 out of 5 from 27 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 0/25) because 0 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $15.99 at Workwear Gurus (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Workwear Gurus Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.6 out of 5 from 27 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  2. 2

    Portwest Thermal Baselayer Leggings

    Portwest

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    93.06
    Availability and price (30%)
    97.60
    Total
    57.20

    0.4 × 0.00 + 0.3 × 93.06 + 0.3 × 97.60 = 57.20

    • Reviews: 4.8 out of 5 from 52 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 2/25) because 2 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $20.58 at Tuff Shop (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Tuff Shop Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.8 out of 5 from 52 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  3. 3

    Mountain Warehouse Talus Mens Quarter Zip Thermal Top

    Mountain

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    87.80
    Availability and price (30%)
    98.80
    Total
    55.98

    0.4 × 0.00 + 0.3 × 87.80 + 0.3 × 98.80 = 55.98

    • Reviews: 4.1 out of 5 from 19 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 1/25) because 1 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $18.39 at Mountain Warehouse (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Mountain Warehouse Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.1 out of 5 from 19 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  4. 4

    NAT'S THERMAL SWEATER WIDE

    Nat's

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    90.20
    Availability and price (30%)
    95.20
    Total
    55.62

    0.4 × 0.00 + 0.3 × 90.20 + 0.3 × 95.20 = 55.62

    • Reviews: 5 out of 5 from 1 review on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 4/25) because 4 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $29.00 at outdoorsarmy.ca (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for outdoorsarmy.ca Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 5 out of 5 from 1 review on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  5. 5

    WindRiver Men's Stretch Waffle Thermal Pants

    WindRiver

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    87.71
    Availability and price (30%)
    96.40
    Total
    55.23

    0.4 × 0.00 + 0.3 × 87.71 + 0.3 × 96.40 = 55.23

    • Reviews: 4.1 out of 5 from 20 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 3/25) because 3 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $27.99 at Mark's (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Mark's Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.1 out of 5 from 20 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  6. 6

    NAT's Nats Thermal Layer Pants Men

    Nat's

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    89.77
    Availability and price (30%)
    91.60
    Total
    54.41

    0.4 × 0.00 + 0.3 × 89.77 + 0.3 × 91.60 = 54.41

    • Reviews: 4.3 out of 5 from 3 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 7/25) because 7 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $29.99 at Gonats.ca (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Gonats.ca Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.3 out of 5 from 3 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  7. 7

    NAT's Nats Thermal Layer Top Men

    Nat's

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    89.61
    Availability and price (30%)
    91.60
    Total
    54.36

    0.4 × 0.00 + 0.3 × 89.61 + 0.3 × 91.60 = 54.36

    • Reviews: 3.5 out of 5 from 1 review on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 7/25) because 7 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $29.99 at Gonats.ca (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Gonats.ca Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 3.5 out of 5 from 1 review on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  8. 8

    M-Tac Thermal Underwear Set Thermoline

    M-Tac

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    94.03
    Availability and price (30%)
    85.60
    Total
    53.89

    0.4 × 0.00 + 0.3 × 94.03 + 0.3 × 85.60 = 53.89

    • Reviews: 4.8 out of 5 from 102 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 12/25) because 12 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $54.51 at trapski.com (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for trapski.com Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.8 out of 5 from 102 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  9. 9

    NAT'S THERMAL SWEATER PETIT

    Nat's

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    84.10
    Availability and price (30%)
    95.20
    Total
    53.79

    0.4 × 0.00 + 0.3 × 84.10 + 0.3 × 95.20 = 53.79

    • Reviews: 4 out of 5 from 72 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 4/25) because 4 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $29.00 at outdoorsarmy.ca (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for outdoorsarmy.ca Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4 out of 5 from 72 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  10. 10

    NZLC Thermal Singlet

    NZLC

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    90.91
    Availability and price (30%)
    88.00
    Total
    53.67

    0.4 × 0.00 + 0.3 × 90.91 + 0.3 × 88.00 = 53.67

    • Reviews: 5 out of 5 from 5 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 10/25) because 10 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $31.17 at aussieBum (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for aussieBum Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 5 out of 5 from 5 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  11. 11

    Marks & Spencer Heatgen Medium Thermal Long Johns

    Marks

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    93.70
    Availability and price (30%)
    84.40
    Total
    53.43

    0.4 × 0.00 + 0.3 × 93.70 + 0.3 × 84.40 = 53.43

    • Reviews: 4.7 out of 5 from 611 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 13/25) because 13 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $54.99 at Marks & Spencer - Canada (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Marks & Spencer - Canada Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.7 out of 5 from 611 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  12. 12

    Watson's Men's Performance Base Layer Thermal Pants

    Watson's

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    88.04
    Availability and price (30%)
    89.20
    Total
    53.17

    0.4 × 0.00 + 0.3 × 88.04 + 0.3 × 89.20 = 53.17

    • Reviews: 3.7 out of 5 from 7 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 9/25) because 9 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $30.00 at Mark's (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Mark's Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 3.7 out of 5 from 7 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  13. 13

    WindRiver Women's T-Max Heat Fleece Thermal Leggings

    WindRiver

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    88.90
    Availability and price (30%)
    86.80
    Total
    52.71

    0.4 × 0.00 + 0.3 × 88.90 + 0.3 × 86.80 = 52.71

    • Reviews: 4.1 out of 5 from 8 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 11/25) because 11 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $39.99 at Mark's (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Mark's Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.1 out of 5 from 8 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  14. 14

    M-Tac Thermal Underwear Active Level I

    M-Tac

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    92.20
    Availability and price (30%)
    83.20
    Total
    52.62

    0.4 × 0.00 + 0.3 × 92.20 + 0.3 × 83.20 = 52.62

    • Reviews: 4.8 out of 5 from 29 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 14/25) because 14 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $57.30 at trapski.com (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for trapski.com Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.8 out of 5 from 29 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  15. 15

    Patagonia Men's Capilene Thermal Weight Bottoms

    Patagonia

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    93.17
    Availability and price (30%)
    79.60
    Total
    51.83

    0.4 × 0.00 + 0.3 × 93.17 + 0.3 × 79.60 = 51.83

    • Reviews: 4.8 out of 5 from 56 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 17/25) because 17 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $61.99 at Patagonia Halifax (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Patagonia Halifax Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.8 out of 5 from 56 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  16. 16

    NAT'S THERMAL SWEATER X-LARGE

    Nat's

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    76.30
    Availability and price (30%)
    95.20
    Total
    51.45

    0.4 × 0.00 + 0.3 × 76.30 + 0.3 × 95.20 = 51.45

    • Reviews: 3 out of 5 from 42 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 4/25) because 4 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $29.00 at outdoorsarmy.ca (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for outdoorsarmy.ca Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 3 out of 5 from 42 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  17. 17

    Crz Yoga Women's Softembrace Fleece Lined Thermal Underwear Set For

    Crz

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    89.43
    Availability and price (30%)
    82.00
    Total
    51.43

    0.4 × 0.00 + 0.3 × 89.43 + 0.3 × 82.00 = 51.43

    • Reviews: 4 out of 5 from 3 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 15/25) because 15 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $59.00 at crz yoga ca (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for crz yoga ca Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4 out of 5 from 3 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  18. 18

    WindRiver Men's 2 Layer Freshtech Thermal Long Underwear Pants

    WindRiver

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    90.00
    Availability and price (30%)
    80.80
    Total
    51.24

    0.4 × 0.00 + 0.3 × 90.00 + 0.3 × 80.80 = 51.24

    • Reviews: 4.5 out of 5 from 12 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 16/25) because 16 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $59.99 at Mark's (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Mark's Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.5 out of 5 from 12 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  19. 19

    Marks & Spencer Heatgen Maximum Thermal Long Johns

    Marks

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    93.73
    Availability and price (30%)
    76.00
    Total
    50.92

    0.4 × 0.00 + 0.3 × 93.73 + 0.3 × 76.00 = 50.92

    • Reviews: 4.7 out of 5 from 691 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 20/25) because 20 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $75.99 at Marks & Spencer - Canada (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Marks & Spencer - Canada Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.7 out of 5 from 691 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  20. 20

    Smartwool Men's Classic Thermal Merino Base Layer Crew

    Smartwool

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    95.89
    Availability and price (30%)
    72.40
    Total
    50.49

    0.4 × 0.00 + 0.3 × 95.89 + 0.3 × 72.40 = 50.49

    • Reviews: 4.8 out of 5 from 2,700 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 23/25) because 23 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $149.95 at MEC (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for MEC Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    2. $149.99 at Skiis & Biikes (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Skiis & Biikes Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.8 out of 5 from 2,700 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  21. 21

    Ergodyne Thermal Pants (no separate page yet)

    Ergodyne

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    89.64
    Availability and price (30%)
    77.20
    Total
    50.05

    0.4 × 0.00 + 0.3 × 89.64 + 0.3 × 77.20 = 50.05

    • Reviews: 4.4 out of 5 from 11 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 19/25) because 19 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $71.99 at Staples Canada (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Staples Canada Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.4 out of 5 from 11 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  22. 22

    Smartwool Men's Classic Thermal Merino Base Layer One Piece (no separate page yet)

    Smartwool

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    91.24
    Availability and price (30%)
    70.00
    Total
    48.37

    0.4 × 0.00 + 0.3 × 91.24 + 0.3 × 70.00 = 48.37

    • Reviews: 4.8 out of 5 from 13 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 25/25) because 25 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $279.95 at Valhalla Pure Outfitters (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Valhalla Pure Outfitters Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.8 out of 5 from 13 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  23. 23

    HH Lifa Max Thermal Underwear Trousers - Navy Blue - Perfect for Nautical Activities (no separate page yet)

    HH

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    80.53
    Availability and price (30%)
    78.40
    Total
    47.68

    0.4 × 0.00 + 0.3 × 80.53 + 0.3 × 78.40 = 47.68

    • Reviews: 3.5 out of 5 from 45 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 18/25) because 18 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $68.04 at Oltrevela.com - EN (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Oltrevela.com - EN Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 3.5 out of 5 from 45 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  24. 24

    Smartwool Women's Classic Thermal Merino Base Layer Bottom (no separate page yet)

    Smartwool

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    84.88
    Availability and price (30%)
    73.60
    Total
    47.54

    0.4 × 0.00 + 0.3 × 84.88 + 0.3 × 73.60 = 47.54

    • Reviews: 4.2 out of 5 from 289 reviews on Google Shopping, adjusted toward 4.5 as if it started with 50 reviews.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 22/25) because 22 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $106.49 at The Last Hunt (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for The Last Hunt Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    2. $149.95 at MEC (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for MEC Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.2 out of 5 from 289 reviews on Google Shopping, retrieved (source). Used in the review component.

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  25. 25

    Smartwool Men's Classic Thermal Merino Base Layer Bottom (no separate page yet)

    Smartwool

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    0.00
    Availability and price (30%)
    74.80
    Total
    22.44

    0.4 × 0.00 + 0.3 × 0.00 + 0.3 × 74.80 = 22.44

    • Reviews: no accepted review source with a rating and a count outside store-wide totals, so 0.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 21/25) because 21 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $104.97 at Sport Chek (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Sport Chek Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    2. $149.95 at MEC (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for MEC Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    3. $149.95 at Valhalla Pure Outfitters (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for Valhalla Pure Outfitters Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.8 out of 5 from 2,300 reviews on Google Shopping, retrieved (source). (store-wide total, not used for ranking)

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

  26. 26

    Smartwool Women's Classic Thermal Merino Base Layer Crew (no separate page yet)

    Smartwool

    Expert (40%)
    0.00 (No published expert test on file)
    Reviews (30%)
    0.00
    Availability and price (30%)
    72.40
    Total
    21.72

    0.4 × 0.00 + 0.3 × 0.00 + 0.3 × 72.40 = 21.72

    • Reviews: no accepted review source with a rating and a count outside store-wide totals, so 0.
    • Availability and price: 70 for the fresh in-stock offer, plus 30 × (1 − 23/25) because 23 of the 25 other ranked thermal underwear have a lower lowest price.

    1. $149.95 at MEC (retailer selling directly, listed on Google Shopping), in stock when checked on .

      See the Google Shopping listing for MEC Affiliate link. We may earn a commission. Rank and inclusion are never affected.

    Reviews by source

    • 4.8 out of 5 from 2,300 reviews on Google Shopping, retrieved (source). (store-wide total, not used for ranking)

    Each source’s rating is shown on its own. Ratings from different sources are never combined.

Available in Canada, not ranked: no rating or published test on record

A first-party Canadian seller has these in stock at a price in Canadian dollars, checked within the last 30 days, but we have no accepted rating and no published expert test with a score for them, so the formula has nothing to rank them on. Each line gives the lowest price, the seller and the date checked.

3 thermal underwear

Show the 3 names
  • Deux par Deux Two Piece Thermal Underwear Blue And Red Camouflage Print Boy (no separate page yet): $68.00 at deux par deux, in stock when checked on ; no rating or published test on record
  • EMS Quest Mens Printed Thermal Short Sleeve Top (no separate page yet): $31.99 at Mountain Warehouse, in stock when checked on ; no rating or published test on record
  • HJ Hall Cotton Rich Thermal Long Johns (no separate page yet): $19.00 at Hollands Country Clothing, in stock when checked on ; no rating or published test on record

Not ranked: offer check lapsed

These have no in-stock offer checked within the last 30 days. Older prices are not published.

69 thermal underwear

Show the 69 names
  • #followme 2 Piece Base Layer Thermal Underwear Set for Women: offer never checked
  • Aoelement In Men's Heated Thermal Underwear Bottom: offer never checked
  • At The Buzzer Thermal Underwear Set For Men: offer never checked
  • ATTRACO Thermal Underwear Set Womens Long Johns Warm Base Layer Winter Ski: offer never checked
  • Besolor Women's Thermal Underwear Set Soft Fleece Lined Base Layer Top And Bottom Set For Cold Weather Plus Size: offer never checked
  • Charmo Long Johns for Women,Thermal Underwear Sets Soft Fleece Lined Base Layer Warm Long Underwear for Cold Weather: offer never checked
  • Cuddl Duds Thermal Underwear Shirt and Leggings Set for Men: offer never checked
  • DIKAMEN Men's Thermal Underwear Fleece Lined Performance Fleece Tactical Sports Shapewear Thermal Set: offer never checked
  • Egnmcr Long Johns Thermal Underwear For Women: offer never checked
  • Fengqque 2 Packs Mens Long Johns, Thermal Underwear For Men Soft Base Layer Mens Thermal Pants For Cold Weather Dark Gray Xxxl(Xxxl): offer never checked
  • Fengqque Men's Heavyweight Cotton Waffle Long Johns Thermal Underwear Bottom Black 4(M): offer never checked
  • Fengqque Thermal Underwear For Men Long Johns With Fleece Lined Base Layer Men Cold Weather Top Bottom Light Blue Xxxxl: offer never checked
  • Fruit of The Loom Men's Premium Thermal Union Suit: offer never checked
  • Fruit of the Loom Mens Heavyweight Brushed Back Fleece Thermal Underwear Base Layer SetBase Layer Set: offer never checked
  • Fruit of The Loom Womens Micro Waffle Premium Thermal Set: offer never checked
  • Fruit of the Loom Womens Stretch Fleece Thermal Set: offer never checked
  • HEROBIKER Mens Thermal Underwear Set Skiing Winter Warm Base Layers Tight Long Johns Top & Bottom Set with Fleece Lined: offer never checked
  • HEROBIKER Mens Thermal Underwear Set Warm Base Layers Tight Long Johns Top & Bottom with Fleece Lined Skiing: offer never checked
  • Indera Mens Cotton Rib-knit Long Johns Underwear: offer never checked
  • Indera Mens Expedition Weight Cotton Raschel Knit Long Johns Thermal Underwear For,xxl: offer never checked
  • Indera Womens Traditional Thermal Underwear: offer never checked
  • Innersy Men's Lightweight Thermal Underwear Pants Long Johns Pants Base Layer 2-Pack(X-Large,grey/Black): offer never checked
  • Inspire Chic Womens Thermal Underwear Sets Lightweight Ultra Soft Long Sleeve Shirt Legging Set Base Layer Winter Thermals Long Johns S Dark Gray: offer never checked
  • Jovati Mens Thermal Underwear Mens Print Cotton Breathable Sports Leggings Thermal Long Johns Underwear Pants: offer never checked
  • Jzcreater Women Thermal Underwear Set Women long Johns Base Top & Bottom Layer: offer never checked
  • Lanbaosi Thermal Underwear For Women Set Soft Base Layers Long Johns Warm Winter Top And Bottom Set Size S-2xl: offer never checked
  • LAPASA Men's Ultra Heavyweight Thermal Underwear Set: offer never checked
  • Long Johns for Men Thermal Underwear Set Warm Base Layer Cold Weather: offer never checked
  • Long Johns Men Thermal Underwear Set Base Layer for Cold Weather: offer never checked
  • Long Johns Men Thermal Underwear Set Base Layer for Cold Weather S: offer never checked
  • Mancyfit Thermal Underwear for Women Long Johns Set Fleece Lined Ultra Soft: offer never checked
  • Mancyfit Thermal Underwear for Women Long Johns Set Fleece Lined Ultra Soft Scoop Neck: offer never checked
  • Merino.tech Merino Wool Base Layer Set MensMidweight Merino Wool Thermal Underwear Men Long John SetTop and Bottom: offer never checked
  • Merinotech Merino Wool Base Layer Mens Set - Heavyweight,midweight,lite Merino Wool Thermal Underwear For Men Top,bottom: offer never checked
  • Nutria Mens Heavyweight Thermal Underwear Set Thick Fleece Lined Warm U08: offer never checked
  • Ouruikia Men's Thermal Underwear Pants Modal Long Johns Tagless Lightweight Thermal Bottoms Separate Pouch: offer never checked
  • Ouruikia Men's Thermal Underwear Pants Modal Thermal Bottoms Long Johns Pants Underwear with Separate Pouch: offer never checked
  • Ouruikia Men's Thermal Underwear Set Base Layer Set Tops & Long Johns Thermals Base Layer with Separate Pouch: offer never checked
  • Ouruikia Men's Ultra Heavyweight Thermal Underwear Set Fleece Lined Base Layer Top Bottom Long Johns for Extreme Cold Weather: offer never checked
  • Pisexur Thermal Underwear For Women Skin Friendly Women Pajamas Long Johns Womens Thermal Underwear Fleece Lined Base Layer Pajama Set Cold Weather: offer never checked
  • PISIQI Thermal Underwear Women Ultra-Soft Long Johns Set Base Layer Skiing Winter Warm Top & Bottom: offer never checked
  • Realtree Mens Heavyweight Fleece Thermal Underwear Long Johns Bottom: offer never checked
  • Realtree Mens Heavyweight Fleece Thermal Underwear Long Johns BottomLeggings: offer never checked
  • Realtree Mens Polyester Performance Baselayer Thermal Underwear Long Johns Bottom: offer never checked
  • Rocky Thermal Underwear for Men Long Johns Fleece Lined Set: offer never checked
  • Rocky Thermal Underwear for Men MenShirt & Pants: offer never checked
  • Rocky Thermal Underwear for Men Shirt & Pants: offer never checked
  • Rocky Thermal Underwear for Men, Long Johns Fleece Lined Set: offer never checked
  • Rocky Thermal Underwear For MenShirt & Pants,base Layer: offer never checked
  • Rocky Thermal Underwear for Women Long Johns Fleece Lined Set: offer never checked
  • Rocky Thermal Underwear Men Long Johns Men Thermal Underwear Thermals Mens Base Layer Mens Thermals Top And Bottom Set: offer never checked
  • romision Thermal Underwear for Men Fleece Base Layer Top & Bottom Set: offer never checked
  • romision Thermal Underwear for Men Fleece Lined Long Johns Hunting Gear Base Layer Bottom Top Set for Cold Weather A: offer never checked
  • Romision Thermal Underwear For Men Long Johns Set Hunting Gear Base Layer: offer never checked
  • Runhit Mens Thermal Underwear Set: Long Johns for Men Base Layer Fleece Lined Thermal Underwear Shirts Pants Cold Weather: offer never checked
  • Runhit Thermal Underwear for Men Long Johns for Men Thermal Shirts Pants Base Layer Mens Thermal Underwear Set: offer never checked
  • SIMIYA 2 Pack Thermal Underwear Set for Women Top and Bottom Soft Warm: offer never checked
  • SIMIYA Thermal Underwear Set for Women Ultra Soft Warm Top and Bottom: offer never checked
  • Slm Men's Two Piece Fleece Thermal Underwear Set Long Johns Top And Bottom Gift: offer never checked
  • Smith's Workwear Mens Mens Thermal Underwear: offer never checked
  • Styllion -100% Polyester Thermal Underwear for Men TS200: offer never checked
  • TELALEO Men's Thermal Underwear Sets Long Sleeve Compression Shirts, Winter Gear Sports Base-Layer Top Bottom Sets: offer never checked
  • Ultra-thin Seamless Thermal Underwear for Women, Crewneck Soft Elastic Self-heating Thermal Inner Wear Set: offer never checked
  • Unbranded Men's Thermal Underwear Men's Thermal Underwear Leggings And Winter Pants Men's Thermal Pants: offer never checked
  • Unbranded Women's Thermal Underwear Bottoms - Fleece-Lined Long Johns, Fitted Trousers For Cold Weather, Black, Large: offer never checked
  • WEERTI Thermal Underwear for Men Long Johns with Fleece Lined Base Layer Men Cold Weather Top Bottom: offer never checked
  • wirarpa Women's Thermal Underwear Fleece Lined Long Johns Set: offer never checked
  • wirarpa Womens Thermal Underwear Long Johns Cotton Lightweight Long Underwear: offer never checked
  • Yaoyar Men's Seamless Brushed Thermal Underwear Set: offer never checked