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Cater to your boys' busy lifestyles with affordable activewear from thredUP. Enjoy steep savings with prices up to 90% off estimated retail when you shop our extensive collection of hoodies, tops, shorts, and pants.

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49 items
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    Columbia Track Pants (view 2)Columbia Track Pants (view 1)
    View Product: Columbia Track Pants

    Columbia

    Track Pants
    Size 4
    $16.99
    37% off estimated retail
    Adidas Athletic Shorts (view 2)Adidas Athletic Shorts (view 1)
    View Product: Adidas Athletic Shorts

    Adidas

    Athletic Shorts
    Size 4
    $12.99
    43% off estimated retail
    Adidas Athletic Shorts (view 2)Adidas Athletic Shorts (view 1)
    View Product: Adidas Athletic Shorts

    Adidas

    Athletic Shorts
    Size 4
    $12.99
    43% off estimated retail
    Gap Fit Zip Up Hoodie (view 2)Gap Fit Zip Up Hoodie (view 1)
    View Product: Gap Fit Zip Up Hoodie

    Gap Fit

    Zip Up Hoodie
    Size 4
    $17.99
    60% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Psycho Bunny Pullover Hoodie (view 2)Psycho Bunny Pullover Hoodie (view 1)
    View Product: Psycho Bunny Pullover Hoodie

    Psycho Bunny

    Pullover Hoodie
    Size 4
    $24.99
    65% off estimated retail
    Chaser Zip Up Hoodie (view 2)Chaser Zip Up Hoodie (view 1)
    View Product: Chaser Zip Up Hoodie

    Chaser

    Zip Up Hoodie
    Size 4
    $17.99
    60% off estimated retail
    Tommy Bahama Active T-Shirt (view 2)Tommy Bahama Active T-Shirt (view 1)
    View Product: Tommy Bahama Active T-Shirt

    Tommy Bahama

    Active T-Shirt
    Size 4
    $10.99
    67% off estimated retail
    Under Armour Pullover Hoodie (view 2)Under Armour Pullover Hoodie (view 1)
    View Product: Under Armour Pullover Hoodie

    Under Armour

    Pullover Hoodie
    Size 4
    $19.99
    55% off estimated retail
    Nike Athletic Shorts (view 2)Nike Athletic Shorts (view 1)
    View Product: Nike Athletic Shorts

    Nike

    Athletic Shorts
    Size 4
    $14.99
    44% off estimated retail
    Under Armour Active Pants (view 2)Under Armour Active Pants (view 1)
    View Product: Under Armour Active Pants

    Under Armour

    Active Pants
    Size 4
    $22.99
    48% off estimated retail
    Assorted Brands Athletic Shorts (view 2)Assorted Brands Athletic Shorts (view 1)
    View Product: Assorted Brands Athletic Shorts

    Assorted Brands

    Athletic Shorts
    Size 4
    $10.99
    38% off estimated retail
    Gap Fit Sweatpants (view 2)Gap Fit Sweatpants (view 1)
    View Product: Gap Fit Sweatpants

    Gap Fit

    Sweatpants
    Size 4
    $16.99
    50% off estimated retail
    Boden Snow Pants (view 2)Boden Snow Pants (view 1)
    View Product: Boden Snow Pants

    Boden

    Snow Pants
    Size 4
    $22.99 $16.09 30% off with code HOTDEAL
    71% off estimated retail
    Under Armour Active Pants (view 2)Under Armour Active Pants (view 1)Flawed Gem
    View Product: Under Armour Active Pants

    Under Armour

    Active Pants
    Size 4
    $22.99 $17.24 25% off with code HOTDEAL
    48% off estimated retail
    Gioberti Zip Up Hoodie (view 2)Gioberti Zip Up Hoodie (view 1)
    View Product: Gioberti Zip Up Hoodie

    Gioberti

    Zip Up Hoodie
    Size 4
    $12.99 $10.39 20% off with code HOTDEAL
    76% off estimated retail
    Next Pullover Hoodie (view 2)Next Pullover Hoodie (view 1)
    View Product: Next Pullover Hoodie

    Next

    Pullover Hoodie
    Size 4
    $9.99 $7.99 20% off with code HOTDEAL
    63% off estimated retail
    Russell Athletic Zip Up Hoodie (view 2)Russell Athletic Zip Up Hoodie (view 1)
    View Product: Russell Athletic Zip Up Hoodie

    Russell Athletic

    Zip Up Hoodie
    Size 4
    $13.99 $11.19 20% off with code HOTDEAL
    22% off estimated retail
    Nike Pullover Hoodie (view 2)Nike Pullover Hoodie (view 1)
    View Product: Nike Pullover Hoodie

    Nike

    Pullover Hoodie
    Size 4
    $20.99 $15.74 25% off with code HOTDEAL
    53% off estimated retail
    Under Armour Pullover Hoodie (view 2)Under Armour Pullover Hoodie (view 1)
    View Product: Under Armour Pullover Hoodie

    Under Armour

    Pullover Hoodie
    Size 4
    $18.99 $13.29 30% off with code HOTDEAL
    57% off estimated retail
    Hanna Andersson Zip Up Hoodie (view 2)Hanna Andersson Zip Up Hoodie (view 1)
    View Product: Hanna Andersson Zip Up Hoodie

    Hanna Andersson

    Zip Up Hoodie
    Size 4
    $22.99 $14.94 35% off with code HOTDEAL
    52% off estimated retail
    Polo by Ralph Lauren Zip Up Hoodie (view 2)Polo by Ralph Lauren Zip Up Hoodie (view 1)
    View Product: Polo by Ralph Lauren Zip Up Hoodie

    Polo by Ralph Lauren

    Zip Up Hoodie
    Size 4
    $27.99 $19.59 30% off with code HOTDEAL
    69% off estimated retail
    Adidas Track Jacket (view 2)Adidas Track Jacket (view 1)
    View Product: Adidas Track Jacket

    Adidas

    Track Jacket
    Size 4
    $12.99 $10.39 20% off with code HOTDEAL
    61% off estimated retail
    H&M Pullover Hoodie (view 2)H&M Pullover Hoodie (view 1)
    View Product: H&M Pullover Hoodie

    H&M

    Pullover Hoodie
    Size 4
    $14.99 $11.99 20% off with code HOTDEAL
    44% off estimated retail
    Lands' End Pullover Hoodie (view 2)Lands' End Pullover Hoodie (view 1)
    View Product: Lands' End Pullover Hoodie

    Lands' End

    Pullover Hoodie
    Size 4
    $11.99 $9.59 20% off with code HOTDEAL
    52% off estimated retail
    Splendid Zip Up Hoodie (view 2)Splendid Zip Up Hoodie (view 1)Flawed Gem
    View Product: Splendid Zip Up Hoodie

    Splendid

    Zip Up Hoodie
    Size 4
    $5.99 $4.79 20% off with code HOTDEAL
    91% off estimated retail
    Nike Active T-Shirt (view 2)Nike Active T-Shirt (view 1)
    View Product: Nike Active T-Shirt

    Nike

    Active T-Shirt
    Size 4
    $13.99 $10.49 25% off with code HOTDEAL
    58% off estimated retail
    Adidas Track Jacket (view 2)Adidas Track Jacket (view 1)
    View Product: Adidas Track Jacket

    Adidas

    Track Jacket
    Size 4
    $19.99 $14.99 25% off with code HOTDEAL
    60% off estimated retail
    Capelli Sport Active T-Shirt (view 2)Capelli Sport Active T-Shirt (view 1)
    View Product: Capelli Sport Active T-Shirt

    Capelli Sport

    Active T-Shirt
    Size 4
    $10.99 $8.79 20% off with code HOTDEAL
    67% off estimated retail
    Crewcuts Zip Up Hoodie (view 2)Crewcuts Zip Up Hoodie (view 1)
    View Product: Crewcuts Zip Up Hoodie

    Crewcuts

    Zip Up Hoodie
    Size 4
    $16.99 $12.74 25% off with code HOTDEAL
    69% off estimated retail
    Under Armour Sweatpants (view 2)Under Armour Sweatpants (view 1)
    View Product: Under Armour Sweatpants

    Under Armour

    Sweatpants
    Size 4
    $19.99 $14.99 25% off with code HOTDEAL
    41% off estimated retail
    Columbia Snow Pants With Bib (view 2)Columbia Snow Pants With Bib (view 1)
    View Product: Columbia Snow Pants With Bib

    Columbia

    Snow Pants With Bib
    Size 4
    $29.99 $16.49 45% off with code HOTDEAL
    45% off estimated retail
    Gap Kids Zip Up Hoodie (view 2)Gap Kids Zip Up Hoodie (view 1)
    View Product: Gap Kids Zip Up Hoodie

    Gap Kids

    Zip Up Hoodie
    Size 4
    $17.99 $14.39 20% off with code HOTDEAL
    58% off estimated retail
    Adidas Track Jacket (view 2)Adidas Track Jacket (view 1)
    View Product: Adidas Track Jacket

    Adidas

    Track Jacket
    Size 4
    $11.99 $9.59 20% off with code HOTDEAL
    64% off estimated retail
    Nike Track Jacket (view 2)Nike Track Jacket (view 1)
    View Product: Nike Track Jacket

    Nike

    Track Jacket
    Size 4
    $13.99 $10.49 25% off with code HOTDEAL
    58% off estimated retail
    Gap Zip Up Hoodie (view 2)Gap Zip Up Hoodie (view 1)
    View Product: Gap Zip Up Hoodie

    Gap

    Zip Up Hoodie
    Size 4
    $19.99 $13.99 30% off with code HOTDEAL
    53% off estimated retail
    Air Jordan Zip Up Hoodie (view 2)Air Jordan Zip Up Hoodie (view 1)
    View Product: Air Jordan Zip Up Hoodie

    Air Jordan

    Zip Up Hoodie
    Size 4
    $20.99 $11.54 45% off with code HOTDEAL
    71% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size 4
    $13.99 $10.49 25% off with code HOTDEAL
    58% off estimated retail
    Nike Athletic Shorts (view 2)Nike Athletic Shorts (view 1)
    View Product: Nike Athletic Shorts

    Nike

    Athletic Shorts
    Size 4
    $14.99 $9.74 35% off with code HOTDEAL
    44% off estimated retail
    Nike Active T-Shirt (view 2)Nike Active T-Shirt (view 1)
    View Product: Nike Active T-Shirt

    Nike

    Active T-Shirt
    Size 4
    $12.99 $9.74 25% off with code HOTDEAL
    61% off estimated retail
    Nautica Zip Up Hoodie (view 2)Nautica Zip Up Hoodie (view 1)
    View Product: Nautica Zip Up Hoodie

    Nautica

    Zip Up Hoodie
    Size 4
    $15.99 $11.19 30% off with code HOTDEAL
    55% off estimated retail
    Gap Fit Pullover Hoodie (view 2)Gap Fit Pullover Hoodie (view 1)
    View Product: Gap Fit Pullover Hoodie

    Gap Fit

    Pullover Hoodie
    Size 4
    $16.99 $11.04 35% off with code HOTDEAL
    62% off estimated retail
    Under Armour Active T-Shirt (view 2)Under Armour Active T-Shirt (view 1)
    View Product: Under Armour Active T-Shirt

    Under Armour

    Active T-Shirt
    Size 4
    $15.99 $11.99 25% off with code HOTDEAL
    52% off estimated retail
    H&M Pullover Hoodie (view 2)H&M Pullover Hoodie (view 1)
    View Product: H&M Pullover Hoodie

    H&M

    Pullover Hoodie
    Size 4
    $14.99 $11.24 25% off with code HOTDEAL
    44% off estimated retail
    Cappelli Active T-Shirt (view 2)Cappelli Active T-Shirt (view 1)
    View Product: Cappelli Active T-Shirt

    Cappelli

    Active T-Shirt
    Size 4
    $11.99 $9.59 20% off with code HOTDEAL
    40% off estimated retail
    Under Armour Track Jacket (view 2)Under Armour Track Jacket (view 1)Price Drop
    View Product: Under Armour Track Jacket

    Under Armour

    Track Jacket
    Size 4
    $13.99 $10.49 25% off with code HOTDEAL
    58% off estimated retail
    Nike Athletic Shorts (view 2)Nike Athletic Shorts (view 1)Price Drop
    View Product: Nike Athletic Shorts

    Nike

    Athletic Shorts
    Size 4
    $14.99 $9.74 35% off with code HOTDEAL
    44% off estimated retail
    Cinch Active T-Shirt (view 2)Cinch Active T-Shirt (view 1)Price Drop
    View Product: Cinch Active T-Shirt

    Cinch

    Active T-Shirt
    Size 4
    $8.99 $6.74 25% off with code HOTDEAL
    55% off estimated retail
    Crewcuts Athletic Shorts (view 2)Crewcuts Athletic Shorts (view 1)
    View Product: Crewcuts Athletic Shorts

    Crewcuts

    Athletic Shorts
    Size 4
    $11.99 $8.99 25% off with code HOTDEAL
    55% off estimated retail
    Unbranded Pullover Hoodie (view 2)Unbranded Pullover Hoodie (view 1)Price Drop
    View Product: Unbranded Pullover Hoodie

    Unbranded

    Pullover Hoodie
    Size 4
    $9.99 $7.49 25% off with code HOTDEAL
    72% off estimated retail
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