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Smartwool Merino Wool Underwear

(62 products)
Products (62)
Remove brand filter:SmartwoolRemove features filter:Merino WoolClear all
Sort: Best Match
  • Sale Ends May 26
    SmartwoolIntraknit Bikini Underwear - Women's
    $25.49
    Save 25%
    compared to  $34.00
    5 reviews with an average rating of 1.8 out of 5 stars
    Size Type:
    Regular
    SmartwoolIntraknit 6" Boxer Briefs - Men's
    $36.73
    Save 26%
    compared to  $50.00
    6 reviews with an average rating of 2.8 out of 5 stars
    Size Type:
    Big
    REI OUTLET
    SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Women's
    $62.93 - $67.49
    Save 25% - 30%
    compared to  $90.00
    105 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
    SmartwoolClassic All-Season Merino T-Shirt - Women's
    $55.93 - $59.99
    Save 25% - 30%
    compared to  $80.00
    70 reviews with an average rating of 4.2 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
    Top Rated
    SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Women's
    $83.93 - $89.99
    Save 25% - 30%
    compared to  $120.00
    26 reviews with an average rating of 4.8 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Plus
    Top Rated
    SmartwoolIntraknit Thermal Merino Base Layer Quarter-Zip Top - Men's
    $69.83 - $104.99
    Save 25% - 50%
    compared to  $140.00
    10 reviews with an average rating of 4.9 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
  • Sale Ends May 26
    SmartwoolClassic All-Season Merino T-Shirt - Men's
    $59.99
    Save 25%
    compared to  $80.00
    54 reviews with an average rating of 4.2 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big
    Top Rated
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Women's
    $79.93 - $86.19
    Save 25% - 30%
    compared to  $115.00
    1151 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Plus
  • Sale Ends May 26
    Top Rated
    SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Men's
    $67.49
    Save 25%
    compared to  $90.00
    56 reviews with an average rating of 4.6 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big
  • Sale Ends May 26
    SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's
    $86.19
    Save 25%
    compared to  $115.00
    735 reviews with an average rating of 4.5 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Men's
    $64.83 - $97.49
    Save 25% - 50%
    compared to  $130.00
    189 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
    SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Women's
    $64.83 - $97.49
    Save 25% - 50%
    compared to  $130.00
    188 reviews with an average rating of 4.3 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
  • Sale Ends May 26
    Top Rated
    SmartwoolClassic Thermal Merino Base Layer Bottoms - Men's
    $86.19
    Save 25%
    compared to  $115.00
    615 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
  • Sale Ends May 26
    Top Rated
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
    $86.19
    Save 25%
    compared to  $115.00
    1505 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
  • Sale Ends May 26
    SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Men's
    $71.19
    Save 25%
    compared to  $95.00
    1 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
  • Sale Ends May 26
    SmartwoolClassic All-Season Merino Base Layer Bottoms - Women's
    $67.49
    Save 25%
    compared to  $90.00
    13 reviews with an average rating of 4.3 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
  • Sale Ends May 26
    SmartwoolClassic All-Season Merino Base Layer Bottoms - Men's
    $67.49
    Save 25%
    compared to  $90.00
    18 reviews with an average rating of 4.1 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big
  • Sale Ends May 26
    SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Women's
    $71.19
    Save 25%
    compared to  $95.00
    1 reviews with an average rating of 5.0 out of 5 stars
    Size Type:
    Regular
  • Sale Ends May 26
    Top Rated
    SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Men's
    $89.99
    Save 25%
    compared to  $120.00
    15 reviews with an average rating of 4.9 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
  • Sale Ends May 26
    Top Rated
    SmartwoolClassic Thermal Merino 3/4 Base Layer Bottoms - Men's
    $78.69
    Save 25%
    compared to  $105.00
    84 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
  • Sale Ends May 26
    SmartwoolIntraknit Active Long-Sleeve Base Layer Top - Women's
    $82.49
    Save 25%
    compared to  $110.00
    1 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
  • Sale Ends May 26
    SmartwoolClassic All-Season Merino 3/4 Base Layer Bottoms - Men's
    $56.19
    Save 25%
    compared to  $75.00
    2 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big
  • Sale Ends May 26
    SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's Plus Sizes
    $86.19 - $89.99
    Save 25%
    compared to  $115.00 - $120.00
    19 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Plus
  • Sale Ends May 26
    SmartwoolIntraknit Thermal Merino Base Layer Bottoms - Women's
    $97.49
    Save 25%
    compared to  $130.00
    27 reviews with an average rating of 4.3 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
  • Sale Ends May 26
    SmartwoolIntraknit Active Base Layer Bottoms - Women's
    $82.49
    Save 25%
    compared to  $110.00
    5 reviews with an average rating of 4.2 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
    SmartwoolIntraknit Strappy Bra
    $65.00
    2 reviews with an average rating of 5.0 out of 5 stars
    Bra Support:
    Low Impact
    Support Style:
    Encapsulation
    Fabric:
    65% nylon/24% elastane/11% polyester
  • Sale Ends May 26
    SmartwoolIntraknit Thermal Merino Base Layer Bottoms - Men's
    $97.49
    Save 25%
    compared to  $130.00
    21 reviews with an average rating of 4.2 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big
    SmartwoolIntraknit Racerback Bra
    $65.00
    3 reviews with an average rating of 3.0 out of 5 stars
    Bra Support:
    Low Impact
    Support Style:
    Compression
    Fabric:
    62% nylon/28% elastane/10% polyester
  • Sale Ends May 26
    SmartwoolIntraknit Strappy Bra
    $56.19
    Save 25%
    compared to  $75.00
    1 reviews with an average rating of 3.0 out of 5 stars
    Bra Support:
    Low Impact
    Support Style:
    Compression
    Fabric:
    69% nylon/35% TENCEL lyocell/17% elastane/14% polyester (exclusive of decoration)
  • Sale Ends May 26
    SmartwoolIntraknit Racerback Bra
    $56.19
    Save 25%
    compared to  $75.00
    0 reviews
    Bra Support:
    Low Impact
    Support Style:
    Compression
    Fabric:
    69% nylon/35% TENCEL lyocell/17% elastane/14% polyester (exclusive of decoration)
1–30 of 62 products
Sort: Best Match

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