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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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    Billabong Board Shorts (view 2)Billabong Board Shorts (view 1)
    View Product: Billabong Board Shorts

    Billabong

    Board Shorts
    Size 5
    $13.99
    39% off estimated retail
    Disney Store Rash Guard (view 2)Disney Store Rash Guard (view 1)
    View Product: Disney Store Rash Guard

    Disney Store

    Rash Guard
    Size 5
    $8.99
    47% off estimated retail
    Assorted Brands Board Shorts (view 2)Assorted Brands Board Shorts (view 1)
    View Product: Assorted Brands Board Shorts

    Assorted Brands

    Board Shorts
    Size 5
    $7.99
    55% off estimated retail
    Kuhl Rash Guard (view 2)Kuhl Rash Guard (view 1)
    View Product: Kuhl Rash Guard

    Kuhl

    Rash Guard
    Size Small youth
    $18.99
    61% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Volcom Board Shorts (view 2)Volcom Board Shorts (view 1)
    View Product: Volcom Board Shorts

    Volcom

    Board Shorts
    Size 20
    $10.99
    59% off estimated retail
    Gerry Board Shorts (view 2)Gerry Board Shorts (view 1)
    View Product: Gerry Board Shorts

    Gerry

    Board Shorts
    Size 10
    $12.99
    40% off estimated retail
    Quiksilver Board Shorts (view 2)Quiksilver Board Shorts (view 1)
    View Product: Quiksilver Board Shorts

    Quiksilver

    Board Shorts
    Size 20
    $17.99
    18% off estimated retail
    Marvel Board Shorts (view 2)Marvel Board Shorts (view 1)
    View Product: Marvel Board Shorts

    Marvel

    Board Shorts
    Size Small infants
    $7.99
    46% off estimated retail
    Volcom Rash Guard (view 2)Volcom Rash Guard (view 1)
    View Product: Volcom Rash Guard

    Volcom

    Rash Guard
    Size 4T
    $14.99 $10.49 30% off with code THANKU
    55% off estimated retail
    Star Wars Board Shorts (view 2)Star Wars Board Shorts (view 1)
    View Product: Star Wars Board Shorts

    Star Wars

    Board Shorts
    Size X-Small kids
    $9.99 $7.99 20% off with code THANKU
    $9
    Old Navy Rash Guard (view 2)Old Navy Rash Guard (view 1)
    View Product: Old Navy Rash Guard

    Old Navy

    Rash Guard
    Size Large infants
    $9.99 $7.99 20% off with code THANKU
    28% off estimated retail
    The North Face Board Short (view 2)The North Face Board Short (view 1)
    View Product: The North Face Board Short

    The North Face

    Board Short
    Size Large kids
    $20.99 $14.69 30% off with code THANKU
    52% off estimated retail
    Candle Sticks Board Shorts (view 2)Candle Sticks Board Shorts (view 1)
    View Product: Candle Sticks Board Shorts

    Candle Sticks

    Board Shorts
    Size 18 mo
    $5.99 $4.79 20% off with code THANKU
    14% off estimated retail
    Spyder Rash Guard (view 2)Spyder Rash Guard (view 1)
    View Product: Spyder Rash Guard

    Spyder

    Rash Guard
    Size 5
    $15.99 $11.99 25% off with code THANKU
    76% off estimated retail
    Quiksilver Rash Guard (view 2)Quiksilver Rash Guard (view 1)
    View Product: Quiksilver Rash Guard

    Quiksilver

    Rash Guard
    Size 4
    $14.99 $11.24 25% off with code THANKU
    44% off estimated retail
    Assorted Brands Wetsuit (view 2)Assorted Brands Wetsuit (view 1)
    View Product: Assorted Brands Wetsuit

    Assorted Brands

    Wetsuit
    Size Medium kids
    $27.99 $20.99 25% off with code THANKU
    56% off estimated retail
    Unbranded Rash Guard (view 2)Unbranded Rash Guard (view 1)
    View Product: Unbranded Rash Guard

    Unbranded

    Rash Guard
    Size 8
    $12.99 $10.39 20% off with code THANKU
    60% off estimated retail
    Assorted Brands Board Shorts (view 2)Assorted Brands Board Shorts (view 1)
    View Product: Assorted Brands Board Shorts

    Assorted Brands

    Board Shorts
    Size 6
    $11.99 $9.59 20% off with code THANKU
    45% off estimated retail
    PELAGIC Board Shorts (view 2)PELAGIC Board Shorts (view 1)New With Tags
    View Product: PELAGIC Board Shorts

    PELAGIC

    Board Shorts
    Size 8
    $17.99 $11.69 35% off with code THANKU
    59% off estimated retail
    Adidas Board Shorts (view 2)Adidas Board Shorts (view 1)
    View Product: Adidas Board Shorts

    Adidas

    Board Shorts
    Size 3 mo
    $9.99 $7.99 20% off with code THANKU
    44% off estimated retail
    Unbranded Board Shorts (view 2)Unbranded Board Shorts (view 1)
    View Product: Unbranded Board Shorts

    Unbranded

    Board Shorts
    Size 7
    $10.99 $8.79 20% off with code THANKU
    50% off estimated retail
    Baby Gap Board Shorts (view 2)Baby Gap Board Shorts (view 1)
    View Product: Baby Gap Board Shorts

    Baby Gap

    Board Shorts
    Size 0-3 mo
    $13.99 $11.19 20% off with code THANKU
    33% off estimated retail
    Unbranded Board Shorts (view 2)Unbranded Board Shorts (view 1)
    View Product: Unbranded Board Shorts

    Unbranded

    Board Shorts
    Size 18 mo
    $9.99 $7.99 20% off with code THANKU
    33% off estimated retail
    B. Split Board Shorts (view 2)B. Split Board Shorts (view 1)
    View Product: B. Split Board Shorts

    B. Split

    Board Shorts
    Size 6
    $9.99 $7.49 25% off with code THANKU
    37% off estimated retail
    Assorted Brands Board Shorts (view 2)Assorted Brands Board Shorts (view 1)Price Drop
    View Product: Assorted Brands Board Shorts

    Assorted Brands

    Board Shorts
    Size Medium kids
    $8.99 $7.19 20% off with code THANKU
    59% off estimated retail
    Athletic Works Rash Guard (view 2)Athletic Works Rash Guard (view 1)Price Drop
    View Product: Athletic Works Rash Guard

    Athletic Works

    Rash Guard
    Size Large infants
    $9.99 $7.99 20% off with code THANKU
    $11
    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 12-18 mo
    $10.99 $8.79 20% off with code THANKU
    31% off estimated retail
    Carter's Rash Guard (view 2)Carter's Rash Guard (view 1)Price Drop
    View Product: Carter's Rash Guard

    Carter's

    Rash Guard
    Size 18 mo
    $9.99 $7.99 20% off with code THANKU
    66% off estimated retail
    Cat & Jack Rash Guard (view 2)Cat & Jack Rash Guard (view 1)Price Drop
    View Product: Cat & Jack Rash Guard

    Cat & Jack

    Rash Guard
    Size 18 mo
    $7.99 $6.39 20% off with code THANKU
    46% off estimated retail
    iXtreme Outfitters Rash Guard (view 2)iXtreme Outfitters Rash Guard (view 1)Price Drop
    View Product: iXtreme Outfitters Rash Guard

    iXtreme Outfitters

    Rash Guard
    Size 18 mo
    $9.99 $7.99 20% off with code THANKU
    33% off estimated retail
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