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Smartwool Base Layer Deals

(39 products)
Products (39)
Sort: Best Match
    SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Women's
    $49.83 - $100.00
    100 reviews with an average rating of 4.3 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
    SmartwoolClassic All-Season Merino Base Layer Bottoms - Women's
    $49.83 - $100.00
    26 reviews with an average rating of 4.3 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Plus
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Women's
    $84.73
    Save 26%
    compared to  $115.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    1 reviews with an average rating of 4.0 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    Top Rated
    SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Women's
    $89.93 - $130.00
    83 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Plus
    SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Women's
    $49.83 - $150.00
    135 reviews with an average rating of 4.1 out of 5 stars
    Underwear Weight:
    Heavyweight
    Size Type:
    Regular
    SmartwoolClassic All-Season Merino Base Layer Bottoms - Women's
    $66.73
    Save 25%
    compared to  $90.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    0 reviews
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Men's
    $59.83 - $150.00
    139 reviews with an average rating of 4.3 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
    Top Rated
    SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Women's
    $89.73
    Save 25%
    compared to  $120.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    83 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    Top Rated
    SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Men's
    $39.83 - $100.00
    104 reviews with an average rating of 4.6 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Kids'
    $44.73
    Save 25% - 31%
    compared to  $60.00 - $65.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    7 reviews with an average rating of 3.9 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    SmartwoolClassic Thermal Merino Base Layer Hoodie - Men's
    $108.73
    Save 25%
    compared to  $145.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    4 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
    REI OUTLET
    Top Rated
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
    $84.73
    Save 26%
    compared to  $115.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    325 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
    REI OUTLET
    Top Rated
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Women's
    $81.73 - $84.73
    Save 26% - 28%
    compared to  $115.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    451 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    Top Rated
    SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Men's
    $89.73
    Save 25%
    compared to  $120.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    65 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
    REI OUTLET
    SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's
    $84.73
    Save 26%
    compared to  $115.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    284 reviews with an average rating of 4.3 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Women's
    $96.73
    Save 25%
    compared to  $130.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    135 reviews with an average rating of 4.1 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    SmartwoolClassic Thermal Merino Colorblock Crew Base Layer Top - Men's
    $96.73
    Save 25%
    compared to  $130.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    2 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
    REI OUTLET
    SmartwoolClassic Thermal Merino Base Layer Bottoms - Kids'
    $48.73
    Save 25%
    compared to  $65.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    1 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Kids'
    $49.73
    Save 28%
    compared to  $70.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    0 reviews
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    SmartwoolClassic Thermal Merino Half-Zip Base Layer Hoodie - Women's
    $108.73
    Save 25%
    compared to  $145.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    1 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Colorblock Quarter-Zip Base Layer Top - Women's
    $49.83 - $140.00
    8 reviews with an average rating of 4.3 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular
    Top Rated
    SmartwoolClassic All Season Merino Long-Sleeve Base Layer Top - Men's
    $66.73
    Save 25%
    compared to  $90.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    19 reviews with an average rating of 4.7 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big
    REI OUTLET
    SmartwoolClassic Thermal Merino 3/4 Base Layer Bottoms - Men's
    $78.73
    Save 25%
    compared to  $105.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    0 reviews
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Base Layer Hoodie - Men's
    $134.73
    Save 25%
    compared to  $180.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    2 reviews with an average rating of 5.0 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
    REI OUTLET
    Top Rated
    SmartwoolClassic Thermal Merino Base Layer Bottoms - Women's Plus Sizes
    $49.83 - $125.00
    20 reviews with an average rating of 4.5 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Plus
    SmartwoolIntraknit Thermal Merino Base Layer 3/4 Bottoms - Men's
    $89.73
    Save 25%
    compared to  $120.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    0 reviews
    Underwear Weight:
    Lightweight
    Size Type:
    Regular, Big
    REI OUTLET
    Top Rated
    SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Women's
    $69.73
    Save 26%
    compared to  $95.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    9 reviews with an average rating of 4.6 out of 5 stars
    Underwear Weight:
    Lightweight
    Size Type:
    Regular
    REI OUTLET
    SmartwoolIntraknit Thermal Max Merino Quarter-Zip Base Layer Top - Men's
    $115.73
    Save 25%
    compared to  $155.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    0 reviews
    Underwear Weight:
    Heavyweight
    Size Type:
    Regular, Big
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Base Layer Quarter-Zip Top - Men's
    $104.73
    Save 25%
    compared to  $140.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    22 reviews with an average rating of 4.4 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Regular, Big
    REI OUTLET
    SmartwoolIntraknit Active Base Layer Bottoms - Men's
    $81.73
    Save 25%
    compared to  $110.00
    Members use code OUT4JUL26 for $20 off $100+ at REI Outlet thru 7/6.
    4 reviews with an average rating of 4.5 out of 5 stars
    Underwear Weight:
    Midweight
    Size Type:
    Big
    REI OUTLET
1–30 of 39 products
Sort: Best Match
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