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Smartwool Men's Shirts

(51 products)
Products (51)
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    Top Rated
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
    $79.97
    Save 30%
    compared to  $115.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    325 reviews with an average rating of 4.7 out of 5 stars
    REI OUTLET
    SmartwoolClassic All-Season Merino T-Shirt - Men's
    $95.00
    141 reviews with an average rating of 4.0 out of 5 stars
    Top Rated
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
    $125.00
    332 reviews with an average rating of 4.7 out of 5 stars
    Top Rated
    SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Men's
    $89.73
    Save 25%
    compared to  $120.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    66 reviews with an average rating of 4.7 out of 5 stars
    REI OUTLET
    Top Rated
    SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Men's
    $100.00
    124 reviews with an average rating of 4.6 out of 5 stars
  • Text reads: ‘Labor Day Sale’ over a collage of R E I Co-op brand clothing and gear on a red background.

    Save up to 25% on selected REI Co‑op brand clothing & gear

    Top Rated
    SmartwoolActive T-Shirt - Men's
    $75.00
    8 reviews with an average rating of 5.0 out of 5 stars
    SmartwoolActive Quarter-Zip Top - Men's
    $83.93 - $130.00
    6 reviews with an average rating of 4.0 out of 5 stars
    Top Rated
    SmartwoolClassic Thermal Merino Base Layer Hoodie - Men's
    $108.73
    Save 25%
    compared to  $145.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    5 reviews with an average rating of 5.0 out of 5 stars
    REI OUTLET
    Top Rated
    SmartwoolActive Mesh Hoodie - Men's
    $110.00
    21 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
    $66.73
    Save 25%
    compared to  $90.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    124 reviews with an average rating of 4.6 out of 5 stars
    REI OUTLET
    SmartwoolWaffle Long-Sleeve Henley - Men's
    $81.73
    Save 25%
    compared to  $110.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    2 reviews with an average rating of 3.5 out of 5 stars
    REI OUTLET
    Top Rated
    SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Men's
    $130.00
    70 reviews with an average rating of 4.7 out of 5 stars
    SmartwoolActive Ultralite T-Shirt - Men's
    $70.00
    33 reviews with an average rating of 3.6 out of 5 stars
    SmartwoolAnchor Line Shirt Jacket - Men's
    $164.73
    Save 25%
    compared to  $220.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    2 reviews with an average rating of 4.0 out of 5 stars
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Men's
    $92.73 - $96.73
    Save 25% - 28%
    compared to  $130.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    140 reviews with an average rating of 4.3 out of 5 stars
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Base Layer Quarter-Zip Top - Men's
    $104.73
    Save 25%
    compared to  $140.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    22 reviews with an average rating of 4.4 out of 5 stars
    REI OUTLET
    SmartwoolIntraknit Thermal Max Merino Quarter-Zip Base Layer Top - Men's
    $115.73
    Save 25%
    compared to  $155.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    0 reviews
    REI OUTLET
    SmartwoolClassic Thermal Merino Colorblock Crew Base Layer Top - Men's
    $96.73
    Save 25%
    compared to  $130.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    2 reviews with an average rating of 5.0 out of 5 stars
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Base Layer Hoodie - Men's
    $134.73
    Save 25%
    compared to  $180.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    2 reviews with an average rating of 5.0 out of 5 stars
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Base Layer Colorblock Crew - Men's
    $96.73
    Save 25%
    compared to  $130.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    17 reviews with an average rating of 4.2 out of 5 stars
    REI OUTLET
    SmartwoolEveryday Merino Long-Sleeve Pocket T-Shirt - Men's
    $59.73
    Save 25%
    compared to  $80.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    1 reviews with an average rating of 4.0 out of 5 stars
    REI OUTLET
    SmartwoolPerfect Crew Long-Sleeve T-Shirt - Men's
    $48.87
    Save 30%
    compared to  $70.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    0 reviews
    REI OUTLET
    SmartwoolMountain Sunrise Active T-Sheet - Men's
    $55.73
    Save 25%
    compared to  $75.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    1 reviews with an average rating of 2.0 out of 5 stars
    REI OUTLET
    Top Rated
    SmartwoolMerino T-Shirt - Men's
    $59.73
    Save 25%
    compared to  $80.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    7 reviews with an average rating of 4.6 out of 5 stars
    REI OUTLET
    Top Rated
    SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Men's
    $105.00
    12 reviews with an average rating of 4.8 out of 5 stars
    SmartwoolMerino Sport 120 Long-Sleeve Shirt - Men's
    $85.00
    11 reviews with an average rating of 3.6 out of 5 stars
  • Limited time only! The R E I Co-op Mastercard.

    $130 in value

    Get $30 in card rewards when approved by Sep 7. Plus, earn a $100 REI gift card after first qualifying purchase. Terms apply.

    SmartwoolMerino Hemp Blend Long-Sleeve Graphic T-Shirt - Men's
    $59.87
    Save 29%
    compared to  $85.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    0 reviews
    REI OUTLET
    SmartwoolEveryday Button-Down Shirt - Men's
    $85.00
    3 reviews with an average rating of 5.0 out of 5 stars
    SmartwoolPerfect V-Neck T-Shirt - Men's
    $44.73
    Save 25%
    compared to  $60.00
    Members use code LABORDAY26 to save an extra 20% thru 9/7.
    1 reviews with an average rating of 5.0 out of 5 stars
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Men's
    $150.00
    140 reviews with an average rating of 4.3 out of 5 stars
1–30 of 51 products
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