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Smartwool Shirts

(89 products)
Products (89)
Sort: Best Match
    SmartwoolClassic All-Season Merino T-Shirt - Women's
    $68.83 - $95.00
    110 reviews with an average rating of 4.3 out of 5 stars
    SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Women's
    $53.83 - $100.00
    99 reviews with an average rating of 4.4 out of 5 stars
    SmartwoolClassic All-Season Merino T-Shirt - Men's
    $95.00
    111 reviews with an average rating of 4.0 out of 5 stars
    Top Rated
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
    $68.83 - $125.00
    1539 reviews with an average rating of 4.7 out of 5 stars
    Top Rated
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Women's
    $68.83 - $125.00
    1222 reviews with an average rating of 4.7 out of 5 stars
    Top Rated
    SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Women's
    $71.83 - $130.00
    72 reviews with an average rating of 4.7 out of 5 stars
    Top Rated
    SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Men's
    $53.83 - $100.00
    106 reviews with an average rating of 4.6 out of 5 stars
    SmartwoolActive Ultralite T-Shirt - Women's
    $70.00
    28 reviews with an average rating of 3.6 out of 5 stars
    SmartwoolActive Ultralite T-Shirt - Men's
    $70.00
    24 reviews with an average rating of 3.6 out of 5 stars
    Top Rated
    SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Women's
    $69.73
    Save 26%
    compared to  $95.00
    6 reviews with an average rating of 4.5 out of 5 stars
    REI OUTLET
    SmartwoolMerino T-Shirt - Men's
    $59.73
    Save 25%
    compared to  $80.00
    111 reviews with an average rating of 4.0 out of 5 stars
    REI OUTLET
    SmartwoolActive Ultralite Hoodie - Women's
    $62.73
    Save 26%
    compared to  $85.00
    20 reviews with an average rating of 3.9 out of 5 stars
    REI OUTLET
    SmartwoolActive Ultralite V-Neck T-Shirt - Women's
    $70.00
    19 reviews with an average rating of 3.3 out of 5 stars
    SmartwoolActive Ultralite Crop Tank Top - Women's
    $65.00
    0 reviews
    SmartwoolActive Ultralite Long-Sleeve T-Shirt - Men's
    $59.73
    Save 25%
    compared to  $80.00
    13 reviews with an average rating of 3.2 out of 5 stars
    REI OUTLET
  • Two colorful outdoor themed gift cards and a yellow Member Bonus Card for $10 that reads ‘Made for life outside’ on a light colored background.

    Give the gift of the outdoors

    Members, buy a $100+ gift card and get a $10 bonus e-card. Terms apply.

    Shop gift cards
    SmartwoolActive T-Shirt - Men's
    $75.00
    4 reviews with an average rating of 4.8 out of 5 stars
    Top Rated
    SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Men's
    $71.83 - $130.00
    61 reviews with an average rating of 4.7 out of 5 stars
    SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Women's
    $77.83 - $150.00
    199 reviews with an average rating of 4.2 out of 5 stars
    Top Rated
    SmartwoolClassic Thermal Merino Colorblock Crew Base Layer Top - Women's
    $77.83
    Save 40%
    compared to  $130.00
    5 reviews with an average rating of 5.0 out of 5 stars
    SmartwoolEveryday Button-Down Shirt - Men's
    $85.00
    0 reviews
  • The R E I Co-op Mastercard. Earn 15% total R E I rewards.

    Earn 15% in total rewards

    Get 5% on all REI Co-op purchases plus the 10% Co-op Member Reward you earn on eligible full-price purchases.



    Terms apply
    SmartwoolMerino Sport Ultralite T-Shirt - Women's
    $48.73
    Save 25%
    compared to  $65.00
    28 reviews with an average rating of 3.6 out of 5 stars
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Colorblock Crew Base Layer Top - Men's
    $77.83 - $130.00
    12 reviews with an average rating of 4.2 out of 5 stars
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Kids'
    $48.73
    Save 18% - 25%
    compared to  $60.00 - $65.00
    7 reviews with an average rating of 3.9 out of 5 stars
    REI OUTLET
    SmartwoolVital Peaks Active T-Shirt - Men's
    $55.73
    Save 25%
    compared to  $75.00
    0 reviews
    REI OUTLET
    SmartwoolIntraknit Active Tank Top - Women's
    $49.73
    Save 41%
    compared to  $85.00
    3 reviews with an average rating of 3.3 out of 5 stars
    REI OUTLET
    SmartwoolActive Mesh Racerback Tank Top - Women's
    $65.00
    3 reviews with an average rating of 4.3 out of 5 stars
    Top Rated
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Women's
    $81.73 - $84.73
    Save 26% - 28%
    compared to  $115.00
    440 reviews with an average rating of 4.7 out of 5 stars
    REI OUTLET
    SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Kids'
    $49.73
    Save 28%
    compared to  $70.00
    0 reviews
    REI OUTLET
    SmartwoolActive Ultralite T-Shirt - Men's
    $48.73
    Save 25%
    compared to  $65.00
    24 reviews with an average rating of 3.6 out of 5 stars
    REI OUTLET
    SmartwoolActive Mesh T-Shirt - Men's
    $85.00
    1 reviews with an average rating of 5.0 out of 5 stars
Sort: Best Match

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