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Women's Underwear

(301 products)
Products (301)
Sort: Best Match
    Top Rated
    REI Co-opLightweight Half-Zip Base Layer Top - Women's
    $49.95
    16 reviews with an average rating of 4.8 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
    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
    Top Rated
    Kari TraaEdith Half-Zip Base Layer Top - Women's
    $81.73
    Save 25%
    compared to  $110.00
    12 reviews with an average rating of 4.5 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    prAnaLuxara Longline Bra
    $44.73
    Save 30%
    compared to  $64.00
    1 reviews with an average rating of 1.0 out of 5 stars
    Bra Support:
    Medium Impact
    Support Style:
    Encapsulation
    Fabric:
    76% recycled nylon/24% elastane
    REI OUTLET
    New arrival
    The North FaceRefina Longline Bra
    $44.73
    Save 25%
    compared to  $60.00
    0 reviews
    Bra Support:
    Medium Impact
    Support Style:
    Compression
    Fabric:
    267 g/m² 79% recycled polyester/21% elastane LYCRA® Adaptiv with FlashDry™
    REI OUTLET
    prAnaLuxara Rib Racerback Bralette
    $36.73
    Save 36%
    compared to  $58.00
    4 reviews with an average rating of 4.0 out of 5 stars
    Bra Support:
    Medium Impact
    Support Style:
    Compression / Encapsulation
    Fabric:
    64% recycled nylon/36% elastane
    REI OUTLET
    tasc PerformanceElevation Merino T-Shirt - Women's
    $54.73
    Save 30%
    compared to  $79.00
    94 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Plus, Regular
    REI OUTLET
    prAnaSculpt Deep Breath Bra
    $39.73
    Save 32%
    compared to  $59.00
    3 reviews with an average rating of 2.3 out of 5 stars
    Bra Support:
    Low Impact
    Support Style:
    Compression / Encapsulation
    Fabric:
    84% recycled polyester/16% elastane
    REI OUTLET
    REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women's Plus Sizes
    $39.83
    Save 55%
    compared to  $89.95
    19 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Plus
    prAnaHeavana Halter Top - Women's
    $39.73
    Save 31%
    compared to  $58.00
    1 reviews with an average rating of 2.0 out of 5 stars
    Bra Support:
    Low Impact
    Support Style:
    Compression / Encapsulation
    Fabric:
    87% recycled polyester/13% elastane
    REI OUTLET
    Kari TraaFryd Base Layer Pants - Women's
    $31.83 - $60.00
    18 reviews with an average rating of 3.4 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    PatagoniaCapilene Midweight Zip-Neck Base Layer Top - Women's
    $63.73
    Save 35%
    compared to  $99.00
    30 reviews with an average rating of 4.3 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    HalfdaysJohnson Base Layer Top - Women's
    $46.83
    Save 50%
    compared to  $95.00
    137 reviews with an average rating of 4.5 out of 5 stars
    Underwear Weight:
    Ultralightweight
    Size Type:
    Regular
    Top Rated
    REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Women's
    $89.95
    111 reviews with an average rating of 4.5 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
    Boody Eco WearG-String Thong Underwear - Women's - Package of 2
    $22.73
    Save 18%
    compared to  $27.95
    11 reviews with an average rating of 4.5 out of 5 stars
    Size Type:
    Regular
    REI OUTLET
    SmartwoolActive Crop Bra
    $54.73
    Save 21% - 27%
    compared to  $70.00 - $75.00
    3 reviews with an average rating of 3.3 out of 5 stars
    Bra Support:
    Low Impact
    Support Style:
    Compression
    Fabric:
    Main body: 87% recycled nylon/13% elastane; lining: 53% merino wool/47% TENCEL lyocell
    REI OUTLET
    IcebreakerMerino 200 Oasis Long-Sleeve Crewe Base Layer Top - Women's
    $59.83 - $120.00
    1 reviews with an average rating of 4.0 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    Kari TraaNess Sports Bra
    $25.73
    Save 35%
    compared to  $40.00
    3 reviews with an average rating of 4.3 out of 5 stars
    Bra Support:
    Low Impact
    Support Style:
    Compression
    Fabric:
    61% polyamide/30% polyester/9% elastane
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Base Layer Bottoms - Women's
    $150.00
    30 reviews with an average rating of 4.2 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
    RONHILLSeamless Bra
    $29.73
    Save 40%
    compared to  $49.95
    3 reviews with an average rating of 3.3 out of 5 stars
    Bra Support:
    Medium Impact
    Support Style:
    Compression
    Fabric:
    54% polyester/42% polyamide/4% elastane
    REI OUTLET
    prAnaSculpt Adjustable Bra
    $46.73
    Save 28%
    compared to  $65.00
    2 reviews with an average rating of 3.0 out of 5 stars
    Bra Support:
    Low Impact
    Support Style:
    Compression / Encapsulation
    Fabric:
    84% recycled polyester/16% elastane
    REI OUTLET
    Top Rated
    Black DiamondSolution 150 Merino Base Layer Crew Top - Women's
    $99.73
    Save 26%
    compared to  $135.00
    23 reviews with an average rating of 4.9 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
    REI OUTLET
    New arrival
    SmartwoolClassic Thermal Merino Half-Zip Base Layer Hoodie - Women's
    $108.73
    Save 25%
    compared to  $145.00
    0 reviews
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    SmartwoolIntraknit Thermal Max Merino Quarter-Zip Base Layer Top - Women's
    $115.73
    Save 25%
    compared to  $155.00
    0 reviews
    Underwear Weight:
    Heavyweight
    Size Type:
    Regular
    REI OUTLET
    Boody Eco WearPadded Shaper Bra - Package of 2
    $35.73
    Save 18%
    compared to  $43.95
    27 reviews with an average rating of 4.1 out of 5 stars
    Bra Support:
    Medium Impact
    Support Style:
    Compression
    Fabric:
    80% viscose made from bamboo/13% nylon/7% spandex
    REI OUTLET
    prAnaHeavana Every Minute Bra
    $36.73
    Save 36%
    compared to  $58.00
    1 reviews with an average rating of 5.0 out of 5 stars
    Bra Support:
    Low Impact
    Support Style:
    Compression / Encapsulation
    Fabric:
    87% recycled polyester/13% elastane
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Women's
    $96.73
    Save 25%
    compared to  $130.00
    130 reviews with an average rating of 4.2 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    Toad&CoTerrane Longline Bralette
    $32.73
    Save 27%
    compared to  $45.00
    1 reviews with an average rating of 5.0 out of 5 stars
    Bra Support:
    Low Impact
    Support Style:
    Encapsulation
    Fabric:
    52% organic cotton/34% TENCEL lyocell/14% elastane
    REI OUTLET
    SmartwoolIntraknit AS Merino Base Layer Bottoms - Women's
    $125.00
    0 reviews
    Underwear Weight:
    Midweight
    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
Sort: Best Match

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