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Merino Wool Men's Shirts

(75 products)
Products (75)
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  • Sale Ends May 25
    Top Rated
    REI Co-opMerino 185 Long-Sleeve Half-Zip Base Layer Top - Men's
    $67.39
    Save 25%
    compared to  $89.95
    139 reviews with an average rating of 4.5 out of 5 stars
  • Sale Ends May 25
    Top Rated
    REI Co-opMerino 185 Long-Sleeve Base Layer Top - Men's
    $59.89
    Save 25%
    compared to  $79.95
    229 reviews with an average rating of 4.6 out of 5 stars
  • Sale Ends May 25
    Top Rated
    SmartwoolClassic All-Season Merino Long-Sleeve Base Layer Top - Men's
    $74.99
    Save 25%
    compared to  $100.00
    106 reviews with an average rating of 4.6 out of 5 stars
  • Sale Ends May 25
    SmartwoolClassic All-Season Merino T-Shirt - Men's
    $71.19
    Save 25%
    compared to  $95.00
    113 reviews with an average rating of 3.9 out of 5 stars
  • Sale Ends May 25
    Top Rated
    IcebreakerMerino 150 Tech Lite III T-Shirt - Men's
    $59.99 - $67.49
    Save 25% - 33%
    compared to  $90.00
    154 reviews with an average rating of 4.5 out of 5 stars
  • Sale Ends May 25
    SmartwoolActive Ultralite T-Shirt - Men's
    $52.49
    Save 25%
    compared to  $70.00
    24 reviews with an average rating of 3.6 out of 5 stars
  • Sale Ends May 25
    Top Rated
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
    $93.69
    Save 25%
    compared to  $125.00
    1540 reviews with an average rating of 4.7 out of 5 stars
  • Sale Ends May 25
    IcebreakerMerino 125 Cool-Lite Sphere III T-Shirt - Men's
    $67.49
    Save 25%
    compared to  $90.00
    82 reviews with an average rating of 4.0 out of 5 stars
  • Sale Ends May 25
    Top Rated
    SmartwoolClassic Thermal Merino Quarter-Zip Base Layer Top - Men's
    $97.49
    Save 25%
    compared to  $130.00
    63 reviews with an average rating of 4.7 out of 5 stars
  • Sale Ends May 25
    SmartwoolMerino Sun Hoodie - Men's
    $97.49
    Save 25%
    compared to  $130.00
    1 reviews with an average rating of 4.0 out of 5 stars
  • Sale Ends May 25
    REI Co-opHeavyweight Merino Base Layer Half-Zip Top - Men's
    $78.69
    Save 25%
    compared to  $104.95
    34 reviews with an average rating of 4.3 out of 5 stars
  • Sale Ends May 25
    Top Rated
    SmartwoolClassic All-Season Merino Quarter-Zip Base Layer Top - Men's
    $78.69
    Save 25%
    compared to  $105.00
    11 reviews with an average rating of 4.7 out of 5 stars
    SmartwoolVital Peaks Active T-Shirt - Men's
    $55.73
    Save 25%
    compared to  $75.00
    0 reviews
    REI OUTLET
    SmartwoolIntraknit Thermal Merino Base Layer Quarter-Zip Top - Men's
    $59.83 - $104.99
    Save 25% - 57%
    compared to  $140.00
    21 reviews with an average rating of 4.3 out of 5 stars
    Top Rated
    SmartwoolClassic Thermal Merino Base Layer Quarter-Zip - Men's
    $89.73
    Save 25%
    compared to  $120.00
    63 reviews with an average rating of 4.7 out of 5 stars
    REI OUTLET
  • Sale Ends May 25
    Top Rated
    SmartwoolActive Mesh Hoodie - Men's
    $82.49
    Save 25%
    compared to  $110.00
    14 reviews with an average rating of 5.0 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
    106 reviews with an average rating of 4.6 out of 5 stars
    REI OUTLET
    Top Rated
    SmartwoolClassic Thermal Merino Crew Base Layer Top - Men's
    $84.73
    Save 26%
    compared to  $115.00
    319 reviews with an average rating of 4.7 out of 5 stars
    REI OUTLET
  • Sale Ends May 25
    SmartwoolActive Mesh T-Shirt - Men's
    $63.69
    Save 25%
    compared to  $85.00
    1 reviews with an average rating of 5.0 out of 5 stars
  • Sale Ends May 25
    SmartwoolActive T-Shirt - Men's
    $56.19
    Save 25%
    compared to  $75.00
    4 reviews with an average rating of 4.8 out of 5 stars
  • Sale Ends May 25
    Top Rated
    IcebreakerMerino 200 Oasis Long-Sleeve Crewe Thermal Top - Men's
    $89.99
    Save 25%
    compared to  $120.00
    231 reviews with an average rating of 4.6 out of 5 stars
    SmartwoolClassic Thermal Merino Base Layer Hoodie - Men's
    $108.73
    Save 25%
    compared to  $145.00
    3 reviews with an average rating of 5.0 out of 5 stars
    REI OUTLET
    SmartwoolPeak Energy Active T-Shirt - Men's
    $55.73
    Save 25%
    compared to  $75.00
    1 reviews with an average rating of 5.0 out of 5 stars
    REI OUTLET
    tasc PerformanceElevation Merino T-Shirt - Men's
    $46.73 - $54.73
    Save 30% - 40%
    compared to  $79.00
    56 reviews with an average rating of 4.4 out of 5 stars
    REI OUTLET
  • Limited time only! The R E I Co-op Mastercard.

    Get $130 in value

    When approved for the REI Co-op Mastercard by May 25, you’ll get $30 in card rewards. Plus, you can earn a $100 REI gift card after your first non-REI purchase within 60 days from account opening. Terms apply.

  • Sale Ends May 25
    SmartwoolActive Quarter-Zip Top - Men's
    $89.99
    Save 25%
    compared to  $120.00
    6 reviews with an average rating of 4.0 out of 5 stars
    SmartwoolIntraknit Thermal Merino Crew Base Layer Top - Men's
    $59.83 - $112.49
    Save 25% - 60%
    compared to  $150.00
    209 reviews with an average rating of 4.4 out of 5 stars
  • Sale Ends May 25
    IcebreakerMerino 125 Cool-Lite Sphere III Long-Sleeve T-Shirt - Men's
    $74.99
    Save 25%
    compared to  $100.00
    43 reviews with an average rating of 4.4 out of 5 stars
  • Sale Ends May 25
    IcebreakerMerino 150 Tech Lite The Peaks T-Shirt - Men's
    $71.19
    Save 25%
    compared to  $95.00
    0 reviews
  • Sale Ends May 25
    SmartwoolMerino Sport 120 Long-Sleeve Shirt - Men's
    $63.69
    Save 25%
    compared to  $85.00
    13 reviews with an average rating of 3.2 out of 5 stars
    SmartwoolWaffle Long-Sleeve Henley - Men's
    $81.73
    Save 25%
    compared to  $110.00
    0 reviews
    REI OUTLET
1–30 of 75 products
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