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Whether it's a day at the pool or the beach, your little man needs a comfortable and stylish look. At thredUP, you'll find boys' swimwear in a variety of styles, colors, and designs that he will love, and at up to 90% off estimated retail, the prices will make you happy as well.

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    Art Class Rash Guard (view 2)Art Class Rash Guard (view 1)
    View Product: Art Class Rash Guard

    Art Class

    Rash Guard
    Size 10
    $11.99
    50% off estimated retail
    Hurley Board Shorts (view 2)Hurley Board Shorts (view 1)
    View Product: Hurley Board Shorts

    Hurley

    Board Shorts
    Size 10
    $12.99
    63% off estimated retail
    Billabong Rash Guard (view 2)Billabong Rash Guard (view 1)
    View Product: Billabong Rash Guard

    Billabong

    Rash Guard
    Size 10
    $15.99
    61% off estimated retail
    Vineyard Vines Rash Guard (view 2)Vineyard Vines Rash Guard (view 1)
    View Product: Vineyard Vines Rash Guard

    Vineyard Vines

    Rash Guard
    Size 10
    $14.99
    63% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Columbia Board Shorts (view 2)Columbia Board Shorts (view 1)
    View Product: Columbia Board Shorts

    Columbia

    Board Shorts
    Size 10
    $15.99
    31% off estimated retail
    Crewcuts Outlet Board Shorts (view 2)Crewcuts Outlet Board Shorts (view 1)
    View Product: Crewcuts Outlet Board Shorts

    Crewcuts Outlet

    Board Shorts
    Size 10
    $7.99
    56% off estimated retail
    Angry Birds Board Shorts (view 2)Angry Birds Board Shorts (view 1)
    View Product: Angry Birds Board Shorts

    Angry Birds

    Board Shorts
    Size 10
    $7.99
    27% off estimated retail
    Crewcuts Outlet Board Shorts (view 2)Crewcuts Outlet Board Shorts (view 1)
    View Product: Crewcuts Outlet Board Shorts

    Crewcuts Outlet

    Board Shorts
    Size 10
    $7.99
    50% off estimated retail
    Hanna Andersson Board Shorts (view 2)Hanna Andersson Board Shorts (view 1)
    View Product: Hanna Andersson Board Shorts

    Hanna Andersson

    Board Shorts
    Size 10
    $21.99
    40% off estimated retail
    Hanna Andersson Board Shorts (view 2)Hanna Andersson Board Shorts (view 1)
    View Product: Hanna Andersson Board Shorts

    Hanna Andersson

    Board Shorts
    Size 10
    $25.99
    30% off estimated retail
    Active by Old Navy Board Shorts (view 2)Active by Old Navy Board Shorts (view 1)
    View Product: Active by Old Navy Board Shorts

    Active by Old Navy

    Board Shorts
    Size 10
    $12.99
    31% off estimated retail
    Billabong Board Shorts (view 2)Billabong Board Shorts (view 1)
    View Product: Billabong Board Shorts

    Billabong

    Board Shorts
    Size 20
    $16.99
    48% off estimated retail
    Unbranded Rash Guard (view 2)Unbranded Rash Guard (view 1)
    View Product: Unbranded Rash Guard

    Unbranded

    Rash Guard
    Size 10
    $13.99 $11.19 20% off with code HOTDEAL
    57% off estimated retail
    Descente Rash Guard (view 2)Descente Rash Guard (view 1)
    View Product: Descente Rash Guard

    Descente

    Rash Guard
    Size 10
    $28.99 $20.29 30% off with code HOTDEAL
    67% off estimated retail
    Burberry Check board shorts (view 2)Burberry Check board shorts (view 1)
    View Product: Burberry Check board shorts

    Burberry

    Check board shorts
    Size 10
    $125.99 $94.49 25% off with code HOTDEAL
    62% off estimated retail
    Sanuk Rash Guard (view 2)Sanuk Rash Guard (view 1)Flawed Gem
    View Product: Sanuk Rash Guard

    Sanuk

    Rash Guard
    Size 10
    $18.99 $14.24 25% off with code HOTDEAL
    51% off estimated retail
    Just Bones Boardwear Board Shorts (view 2)Just Bones Boardwear Board Shorts (view 1)
    View Product: Just Bones Boardwear Board Shorts

    Just Bones Boardwear

    Board Shorts
    Size 20
    $9.99 $7.99 20% off with code HOTDEAL
    66% off estimated retail
    OshKosh B'gosh Rash Guard (view 2)OshKosh B'gosh Rash Guard (view 1)
    View Product: OshKosh B'gosh Rash Guard

    OshKosh B'gosh

    Rash Guard
    Size 10
    $6.99 $5.59 20% off with code HOTDEAL
    70% off estimated retail
    Orlebar Brown Board Shorts (view 2)Orlebar Brown Board Shorts (view 1)Flawed Gem
    View Product: Orlebar Brown Board Shorts

    Orlebar Brown

    Board Shorts
    Size 10
    $87.99 $65.99 25% off with code HOTDEAL
    72% off estimated retail
    Rip Curl Board Shorts (view 2)Rip Curl Board Shorts (view 1)
    View Product: Rip Curl Board Shorts

    Rip Curl

    Board Shorts
    Size 20
    $16.99 $12.74 25% off with code HOTDEAL
    57% off estimated retail
    Unbranded Wetsuit (view 2)Unbranded Wetsuit (view 1)
    View Product: Unbranded Wetsuit

    Unbranded

    Wetsuit
    Size 10
    $23.99 $19.19 20% off with code HOTDEAL
    64% off estimated retail
    Orlebar Brown Board Shorts (view 2)Orlebar Brown Board Shorts (view 1)Price Drop
    View Product: Orlebar Brown Board Shorts

    Orlebar Brown

    Board Shorts
    Size 10
    $62.99 $31.50 50% off with code HOTDEAL
    62% off estimated retail
    Assorted Brands Wetsuit (view 2)Assorted Brands Wetsuit (view 1)Price Drop
    View Product: Assorted Brands Wetsuit

    Assorted Brands

    Wetsuit
    Size 20
    $30.99 $21.69 30% off with code HOTDEAL
    61% off estimated retail
    Assorted Brands Wetsuit (view 2)Assorted Brands Wetsuit (view 1)Price Drop
    View Product: Assorted Brands Wetsuit

    Assorted Brands

    Wetsuit
    Size 20
    $31.99 $22.39 30% off with code HOTDEAL
    60% off estimated retail
    Assorted Brands Wetsuit (view 2)Assorted Brands Wetsuit (view 1)Price Drop
    View Product: Assorted Brands Wetsuit

    Assorted Brands

    Wetsuit
    Size 20
    $30.99 $21.69 30% off with code HOTDEAL
    61% off estimated retail
    Old Navy Board Shorts (view 2)Old Navy Board Shorts (view 1)Price Drop
    View Product: Old Navy Board Shorts

    Old Navy

    Board Shorts
    Size 10
    $12.99 $8.44 35% off with code HOTDEAL
    59% off estimated retail
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