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Whether it's for summertime or swimming lessons, your girls need the right gear for when they dive into the water. Check out thredUP's selection of girls' swimwear to discover items from top brands at up to 90% off estimated retail.

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8 items
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    Splendid One Piece Swimsuit (view 2)Splendid One Piece Swimsuit (view 1)
    View Product: Splendid One Piece Swimsuit

    Splendid

    One Piece Swimsuit
    Size 14
    $16.99
    65% off estimated retail
    Crewcuts Rash Guard (view 2)Crewcuts Rash Guard (view 1)
    View Product: Crewcuts Rash Guard

    Crewcuts

    Rash Guard
    Size 14
    $22.99 $16.09 30% off with code HOTDEAL
    61% off estimated retail
    Roxy Rash Guard (view 2)Roxy Rash Guard (view 1)
    View Product: Roxy Rash Guard

    Roxy

    Rash Guard
    Size 14
    $21.99 $15.39 30% off with code HOTDEAL
    53% off estimated retail
    Platinum One Piece Swimsuit (view 2)Platinum One Piece Swimsuit (view 1)New With Tags
    View Product: Platinum One Piece Swimsuit

    Platinum

    One Piece Swimsuit
    Size 14
    $42.99 $27.94 35% off with code HOTDEAL
    56% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Art Class One Piece Swimsuit (view 2)Art Class One Piece Swimsuit (view 1)
    View Product: Art Class One Piece Swimsuit

    Art Class

    One Piece Swimsuit
    Size 14
    $17.99 $12.59 30% off with code HOTDEAL
    25% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)New With Tags
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 14 Plus
    $15.99 $11.99 25% off with code HOTDEAL
    23% off estimated retail
    PilyQ Two Piece Swimsuit (view 2)PilyQ Two Piece Swimsuit (view 1)Price Drop
    View Product: PilyQ Two Piece Swimsuit

    PilyQ

    Two Piece Swimsuit
    Size 14
    $26.99
    72% off estimated retail
    Hurley One Piece Swimsuit (view 2)Hurley One Piece Swimsuit (view 1)Price Drop
    View Product: Hurley One Piece Swimsuit

    Hurley

    One Piece Swimsuit
    Size 14
    $17.24
    67% off estimated retail
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