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REI Co-op Men's Base Layer Bottoms

(6 products)
Products (6)
Remove brand filter:REI Co-op
Sort: Best Match
    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-opMidweight Base Layer Bottoms - Men's
    $48.69
    Save 25%
    compared to  $64.95
    Sale Ends Nov 23
    Top Rated
    6 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Midweight
    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-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 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-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
    REI Co-opMidweight Base Layer Bottoms - Men's
    $19.83
    Save 63%
    compared to  $54.95
    Top Rated
    109 reviews with an average rating of 4.5 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Big
Sort: Best Match
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