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REI Co-op Underwear: Deals

(57 products)
Products (57)
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  • Sale Ends Nov 24
    REI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's
    $55.89
    Save 30%
    compared to  $79.95
    203 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
  • Sale Ends Nov 24
    Top Rated
    REI Co-opLightweight Half-Zip Base Layer Top - Women's
    $31.39
    Save 30%
    compared to  $44.95
    9 reviews with an average rating of 4.9 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
  • Sale Ends Nov 24
    REI Co-opActive Bralette 2.0
    $24.39
    Save 30%
    compared to  $34.95
    122 reviews with an average rating of 4.3 out of 5 stars
    Bra Support:
    Low Impact
    Support Style:
    Encapsulation
    Fabric:
    86% polyester/14% spandex mesh
  • Sale Ends Nov 24
    Top Rated
    REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Men's Tall Sizes
    $62.89
    Save 30%
    compared to  $89.95
    13 reviews with an average rating of 4.9 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Tall, Big
  • Sale Ends Nov 24
    Top Rated
    REI Co-opMidweight Base Layer Crew Top - Kids'
    $24.39
    Save 30%
    compared to  $34.95
    6 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
  • Sale Ends Nov 24
    REI Co-opActive Hipster Underwear - Women's
    $13.19
    Save 30%
    compared to  $18.95
    38 reviews with an average rating of 3.9 out of 5 stars
    Size Type:
    Regular, Plus
  • Sale Ends Nov 24
    Top Rated
    REI Co-opMerino Midweight Base Layer Crew Top - Kids'
    $34.89
    Save 30%
    compared to  $49.95
    27 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
  • Sale Ends Nov 24
    Top Rated
    REI Co-opLightweight Crew Base Layer Top - Women's
    $13.89 - $20.89
    Save 30% - 53%
    compared to  $29.95
    18 reviews with an average rating of 4.8 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
  • Sale Ends Nov 24
    REI Co-opActive Bikini Underwear - Women's
    $11.79 - $13.89
    Save 30% - 40%
    compared to  $19.95
    53 reviews with an average rating of 3.4 out of 5 stars
    Size Type:
    Regular, Plus
  • Sale Ends Nov 24
    Top Rated
    REI Co-opMerino Midweight Base Layer Bottoms - Kids'
    $34.89
    Save 30%
    compared to  $49.95
    16 reviews with an average rating of 4.6 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
  • Sale Ends Nov 24
    Top Rated
    REI Co-opMidweight Base Layer Bottoms - Toddlers'
    $17.39
    Save 30%
    compared to  $24.95
    8 reviews with an average rating of 4.9 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
  • Sale Ends Nov 24
    Top Rated
    REI Co-opMidweight Base Layer Crew Top - Toddlers'
    $17.39
    Save 30%
    compared to  $24.95
    15 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
  • Sale Ends Nov 24
    Top Rated
    REI Co-opLightweight Base Layer Tights - Women's
    $27.89
    Save 30%
    compared to  $39.95
    7 reviews with an average rating of 4.6 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
  • Sale Ends Nov 24
    REI Co-opEveryday Boxer Briefs - Men's
    $15.99
    Save 30%
    compared to  $22.95
    156 reviews with an average rating of 4.2 out of 5 stars
    Size Type:
    Regular, Big
  • Sale Ends Nov 24
    REI Co-opMerino 185 Base Layer Top - Women's
    $48.89
    Save 30%
    compared to  $69.95
    53 reviews with an average rating of 4.2 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
  • Sale Ends Nov 24
    Top Rated
    REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Women's
    $73.39
    Save 30%
    compared to  $104.95
    22 reviews with an average rating of 4.6 out of 5 stars
    Underwear Weight:
    Heavyweight
    Size Type:
    Regular, Plus
  • Sale Ends Nov 24
    Top Rated
    REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women's
    $62.89
    Save 30%
    compared to  $89.95
    104 reviews with an average rating of 4.6 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
  • Sale Ends Nov 24
    Top Rated
    REI Co-opLightweight Base Layer Bottoms - Kids'
    $20.89
    Save 30%
    compared to  $29.95
    10 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
  • Sale Ends Nov 24
    Top Rated
    REI Co-opLightweight Base Layer Crew Top - Kids'
    $20.89
    Save 30%
    compared to  $29.95
    13 reviews with an average rating of 4.8 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
  • Sale Ends Nov 24
    Top Rated
    REI Co-opLightweight Crew Base Layer Top - Toddlers'
    $13.89
    Save 30%
    compared to  $19.95
    13 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
  • Sale Ends Nov 24
    REI Co-opActive Briefs - Women's
    $12.49
    Save 30%
    compared to  $17.95
    38 reviews with an average rating of 4.2 out of 5 stars
    Size Type:
    Regular, Plus
  • Sale Ends Nov 24
    Top Rated
    REI Co-opLightweight Base Layer Bottoms - Toddlers'
    $13.89
    Save 30%
    compared to  $19.95
    12 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
  • Sale Ends Nov 24
    REI Co-opMerino 185 Base Layer Bottoms - Men's Tall Sizes
    $55.89
    Save 30%
    compared to  $79.95
    13 reviews with an average rating of 3.9 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Tall, Big
  • Sale Ends Nov 24
    REI Co-opMerino 185 Base Layer Top - Women's Plus Sizes
    $48.89
    Save 30%
    compared to  $69.95
    22 reviews with an average rating of 4.0 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Plus
  • Sale Ends Nov 24
    REI Co-opMerino 185 Long-Sleeve Base Layer Top - Women's Plus Sizes
    $55.89
    Save 30%
    compared to  $79.95
    29 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Plus
  • Sale Ends Nov 24
    REI Co-opMerino 185 Base Layer Bottoms - Women's Plus Sizes
    $55.89
    Save 30%
    compared to  $79.95
    9 reviews with an average rating of 4.0 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Plus
  • Sale Ends Nov 24
    REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women's Plus Sizes
    $62.89
    Save 30%
    compared to  $89.95
    18 reviews with an average rating of 4.3 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Plus
31–57 of 57 products
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