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REI Co-op Quick Drying Men's Underwear

(16 products)
Products (16)
Remove brand filter:REI Co-opRemove features filter:Quick DryingClear all
Sort: Best Match
    REI Co-opMerino Boxer Briefs - Men's
    $29.89
    Save 25%
    compared to  $39.95
    Sale Ends Nov 23
    126 reviews with an average rating of 4.2 out of 5 stars
    Size Type:
    Regular, Big
    REI Co-opLightweight Base Layer Bottoms - Men's
    $29.93 - $33.69
    Save 25% - 33%
    compared to  $44.95
    Top Rated
    32 reviews with an average rating of 4.6 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big, Tall
    REI Co-opMerino 185 Base Layer Bottoms - Men's
    $63.69
    Save 25%
    compared to  $84.95
    Sale Ends Nov 23
    Top Rated
    5 reviews with an average rating of 4.8 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big, Tall
    REI Co-opLightweight Long-Sleeve Crew Base Layer Top - Men's
    $29.93 - $33.69
    Save 25% - 33%
    compared to  $44.95
    Top Rated
    53 reviews with an average rating of 4.5 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big
    REI Co-opMerino 185 Long-Sleeve Crew Base Layer Top - Men's
    $63.69
    Save 25%
    compared to  $84.95
    Sale Ends Nov 23
    Top Rated
    5 reviews with an average rating of 4.6 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big, Tall
    REI Co-opMerino Boxers - Men's
    $29.89
    Save 25%
    compared to  $39.95
    Sale Ends Nov 23
    88 reviews with an average rating of 4.4 out of 5 stars
    Size Type:
    Regular, Big
    REI Co-opMerino 250 Base Layer Bottoms - Men's
    $78.69
    Save 25%
    compared to  $104.95
    Sale Ends Nov 23
    0 reviews
    Underwear Weight:
    Heavyweight
    Size Type:
    Regular, Big, Tall
    REI Co-opEveryday Boxers - Men's
    $18.69
    Save 25%
    compared to  $24.95
    Sale Ends Nov 23
    153 reviews with an average rating of 4.2 out of 5 stars
    Size Type:
    Regular, Big
    REI Co-opMerino 250 Half-Zip Base Layer Top - Men's
    $82.39
    Save 25%
    compared to  $109.95
    Sale Ends Nov 23
    1 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Heavyweight
    Size Type:
    Regular, Big, Tall
    REI Co-opLightweight Half-Zip Base Layer Top - Men's
    $34.93 - $37.39
    Save 25% - 30%
    compared to  $49.95
    25 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big
    REI Co-opEveryday Boxer Briefs - Men's
    $18.69
    Save 25%
    compared to  $24.95
    Sale Ends Nov 23
    170 reviews with an average rating of 4.1 out of 5 stars
    Size Type:
    Regular, Big
    REI Co-opMerino 250 Long-Sleeve Crew Base Layer Top - Men's
    $78.69
    Save 25%
    compared to  $104.95
    Sale Ends Nov 23
    1 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Heavyweight
    Size Type:
    Regular, Big, Tall
  • Text reads ‘happening now!’ over an image of the R E I Co-op Mastercard.

    $130 in value

    Get $30 in card rewards when you’re approved by Nov 23. Plus, earn a $100 REI gift card after your first qualifying purchase.

    Terms apply

    REI Co-opMerino 185 Crew Base Layer Top - Men's
    $56.19
    Save 25%
    compared to  $74.95
    Sale Ends Nov 23
    4 reviews with an average rating of 4.5 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big, Tall
    REI Co-opMerino 185 Half-Zip Base Layer Top - Men's
    $67.39
    Save 25%
    compared to  $89.95
    Sale Ends Nov 23
    Top Rated
    8 reviews with an average rating of 4.8 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big, Tall
    REI Co-opLightweight Crew Base Layer Top - Men's
    $24.93 - $26.19
    Save 25% - 28%
    compared to  $34.95
    Top Rated
    44 reviews with an average rating of 4.6 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big
    REI Co-opMerino 185 Base Layer Bottoms - Men's
    $29.83
    Save 62%
    compared to  $79.95
    175 reviews with an average rating of 4.2 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Big
Sort: Best Match

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