Skip to search results
loaded 149 results

Merino Wool Women's Underwear

(149 products)
Products (149)
Remove features filter:Merino Wool
Sort: Best Match
    Top Rated
    REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Women's
    $51.83 - $104.95
    29 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Heavyweight
    Size Type:
    Regular, Plus
    Top Rated
    REI Co-opMerino Bralette
    $44.95
    189 reviews with an average rating of 4.6 out of 5 stars
    Bra Support:
    Low Impact
    Support Style:
    Encapsulation
    Fabric:
    48% merino wool/32% TENCEL lyocell/15% nylon/5% LYCRA spandex
    REI Co-opHeavyweight Merino Long-Sleeve Base Layer Crew Top - Women's
    $49.83 - $99.95
    44 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Heavyweight
    Size Type:
    Regular, Plus
    REI Co-opHeavyweight Merino Base Layer Bottoms - Women's
    $49.83 - $99.95
    33 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Heavyweight
    Size Type:
    Regular, Plus
    REI Co-opMerino Bikini Underwear - Women's
    $27.95
    58 reviews with an average rating of 4.2 out of 5 stars
    Size Type:
    Regular, Plus
    Top Rated
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Women's
    $125.00
    1213 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Plus
    tasc PerformanceElevation Merino T-Shirt - Women's
    $54.73
    Save 30%
    compared to  $79.00
    93 reviews with an average rating of 4.3 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
    REI OUTLET
    tasc PerformanceElevation Merino Base Layer Bottoms - Women's
    $54.73
    Save 30%
    compared to  $79.00
    66 reviews with an average rating of 4.1 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
    REI OUTLET
    Top Rated
    IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Women's
    $51.83 - $120.00
    179 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Plus
    SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's
    $125.00
    762 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI Co-opMerino Hipster Underwear - Women's
    $29.95
    54 reviews with an average rating of 3.9 out of 5 stars
    Size Type:
    Regular, Plus
    Top Rated
    Kari TraaRose High-Waisted Base Layer Pants - Women's
    $64.83 - $120.00
    14 reviews with an average rating of 4.5 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
    REI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's
    $79.95
    239 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
    Top Rated
    SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Women's
    $130.00
    56 reviews with an average rating of 4.8 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Plus
    Kari TraaAnna Half-Zip Base Layer Top - Women's
    $59.83 - $120.00
    0 reviews
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    Kari TraaRose Half-Zip Base Layer Top - Women's
    $69.83 - $140.00
    30 reviews with an average rating of 4.5 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Plus, Regular
    REI Co-opMerino 185 Base Layer Bottoms - Women's
    $79.95
    121 reviews with an average rating of 4.2 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
    REI Co-opMerino 185 Base Layer Top - Women's Plus Sizes
    $39.93
    Save 42%
    compared to  $69.95
    24 reviews with an average rating of 4.1 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Plus
    Helly HansenHH Durawool Base Layer T-Shirt - Women's
    $56.73
    Save 29%
    compared to  $80.00
    0 reviews
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
    REI OUTLET
    SENIQWool Sculpt Merino Base Layer Leggings - Women's
    $99.93 - $128.00
    0 reviews
    Underwear Weight:
    Heavyweight
    Size Type:
    Regular
  • The R E I Co-op Mastercard. Earn 15% total R E I rewards.

    Earn 15% in total rewards

    Get 5% on all REI Co-op purchases plus the 10% Co-op Member Reward you earn on eligible full-price purchases.



    Terms apply
    Kari TraaKlara High-Waisted Base Layer Pants - Women's
    $62.73 - $66.73
    Save 25% - 30%
    compared to  $90.00
    14 reviews with an average rating of 3.9 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
    REI OUTLET
    SmartwoolClassic All-Season Merino T-Shirt - Women's
    $95.00
    98 reviews with an average rating of 4.2 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
    Top Rated
    IcebreakerMerino 200 Oasis Thermal Leggings - Women's
    $120.00
    87 reviews with an average rating of 4.5 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Plus
    REI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's Plus Sizes
    $49.93
    Save 37%
    compared to  $79.95
    29 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Plus
    Kari TraaAnna High-Waist Base Layer Pants - Women's
    $54.83 - $110.00
    1 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Women's
    $100.00
    134 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
    SmartwoolClassic All-Season Merino Base Layer Bottoms - Women's
    $100.00
    24 reviews with an average rating of 4.2 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
    Kari TraaEdith Half-Zip Base Layer Top - Women's
    $81.73
    Save 25%
    compared to  $110.00
    11 reviews with an average rating of 4.5 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    REI Co-opMerino 185 Base Layer Top - Women's
    $69.95
    61 reviews with an average rating of 4.3 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
    Kari TraaEmbla Wool Long-Sleeve Base Layer Top - Women's
    $44.83 - $90.00
    0 reviews
    Underwear Weight:
    Ultralightweight
    Size Type:
    Regular
1–30 of 149 products
Sort: Best Match

Related Expert Advice articles