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Short Sleeve Men's Active Shirts

(133 products)
Products (133)
Sort: Best Match
    Top Rated
    REI Co-opActive Pursuits T-Shirt - Men's
    $34.95
    189 reviews with an average rating of 4.5 out of 5 stars
    Top Rated
    REI Co-opSahara Shade T-Shirt - Men's
    $39.95
    25 reviews with an average rating of 4.6 out of 5 stars
    Top Rated
    REI Co-opTrailmade Shirt - Men's
    $36.93 - $49.95
    177 reviews with an average rating of 4.7 out of 5 stars
    Top Rated
    REI Co-opSwiftland Running T-Shirt - Men's
    $19.83 - $44.95
    178 reviews with an average rating of 4.7 out of 5 stars
    Top Rated
    PatagoniaCapilene Cool Trail Shirt - Men's
    $49.00
    6 reviews with an average rating of 4.7 out of 5 stars
    PatagoniaCapilene Cool Daily Graphic T-Shirt - Men's
    $59.00
    11 reviews with an average rating of 4.5 out of 5 stars
    VuoriStrato Tech T-Shirt - Men's
    $33.83 - $58.00
    349 reviews with an average rating of 4.5 out of 5 stars
    Top Rated
    Free FlyElevate Lightweight T-Shirt - Men's
    $39.73
    Save 26%
    compared to  $54.00
    29 reviews with an average rating of 4.9 out of 5 stars
    REI OUTLET
    New arrival
    Free CountrySedona Ripstop Explorer Shirt - Men's
    $49.73
    Save 33%
    compared to  $75.00
    0 reviews
    REI OUTLET
    SmartwoolActive T-Shirt - Men's
    $75.00
    4 reviews with an average rating of 4.8 out of 5 stars
    Top Rated
    tasc PerformanceCarrollton Fitness T-Shirt - Men's
    $32.93 - $36.93
    Save 31%
    compared to  $48.00 - $54.00
    26 reviews with an average rating of 4.7 out of 5 stars
    Arc'teryxCormac Crewneck Shirt - Men's
    $70.00
    9 reviews with an average rating of 4.4 out of 5 stars
    Top Rated
    PatagoniaCapilene Cool Ultra Shirt - Men's
    $59.00
    8 reviews with an average rating of 4.8 out of 5 stars
    Top Rated
    RoarkBless Up Trail Shirt - Men's
    $43.83 - $99.00
    10 reviews with an average rating of 4.9 out of 5 stars
    Black DiamondScenic Route Shirt - Men's
    $99.00
    1 reviews with an average rating of 3.0 out of 5 stars
  • 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.

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

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    RoarkMathis Active T-Shirt - Men's
    $23.83 - $49.00
    0 reviews
    prAnaNatural Flow Crew T-Shirt - Men's
    $39.73
    Save 27%
    compared to  $55.00
    18 reviews with an average rating of 4.4 out of 5 stars
    REI OUTLET
    Top Rated
    Black DiamondDistance Tech T-Shirt - Men's
    $46.73
    Save 28%
    compared to  $65.00
    19 reviews with an average rating of 4.7 out of 5 stars
    REI OUTLET
    Top Rated
    BrooksAtmosphere Shirt 3.0 - Men's
    $36.73
    Save 26%
    compared to  $50.00
    31 reviews with an average rating of 4.7 out of 5 stars
    REI OUTLET
    NikeACG Solar Chase T-Shirt - Men's
    $48.93 - $70.00
    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
    Top Rated
    SalomonCross Run T-Shirt - Men's
    $27.93
    Save 30%
    compared to  $40.00
    53 reviews with an average rating of 4.5 out of 5 stars
    Top Rated
    MarmotAirExchange Perforated Shirt - Men's
    $48.73
    Save 25%
    compared to  $65.00
    5 reviews with an average rating of 4.6 out of 5 stars
    REI OUTLET
    SalomonSHKout Core T-Shirt - Men's
    $30.93 - $45.00
    16 reviews with an average rating of 3.9 out of 5 stars
    Top Rated
    rabbitEZ T-Shirt - Men's
    $50.00
    9 reviews with an average rating of 4.7 out of 5 stars
    MarmotAirExchange UPF 40 Novelty Collared Shirt - Men's
    $59.73
    Save 25%
    compared to  $80.00
    2 reviews with an average rating of 4.0 out of 5 stars
    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 Ultralite T-Shirt - Men's
    $70.00
    24 reviews with an average rating of 3.6 out of 5 stars
    Top Rated
    ColumbiaPFG Tamiami II Shirt - Men's
    $21.83 - $50.00
    1459 reviews with an average rating of 4.8 out of 5 stars
    PatagoniaCapilene Cool Trail Graphic T-Shirt - Men's
    $55.00
    1 reviews with an average rating of 5.0 out of 5 stars
    rabbitEZ Tee Perf ICE T-Shirt - Men's
    $50.00
    5 reviews with an average rating of 4.4 out of 5 stars
Sort: Best Match