About
ThredUp LogoThredUp
Shop
SellCleanout animation
Beta
My ThredUp
Account
0
Check out

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.

12 items
Sort by:
    Sporto One Piece Swimsuit (view 2)Sporto One Piece Swimsuit (view 1)Flawed Gem
    View Product: Sporto One Piece Swimsuit

    Sporto

    One Piece Swimsuit
    Size 20
    $12.99
    48% off estimated retail
    Cat & Jack Two Piece Swimsuit (view 2)Cat & Jack Two Piece Swimsuit (view 1)Flawed Gem
    View Product: Cat & Jack Two Piece Swimsuit

    Cat & Jack

    Two Piece Swimsuit
    Size Large kids
    $10.99
    35% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)Flawed Gem
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 2T
    $10.99
    35% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)Flawed Gem
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 18 mo
    $10.99
    35% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Stella McCartney One Piece Swimsuit (view 2)Stella McCartney One Piece Swimsuit (view 1)Flawed Gem
    View Product: Stella McCartney One Piece Swimsuit

    Stella McCartney

    One Piece Swimsuit
    Size 6
    $20.99
    77% off estimated retail
    Zimmermann One Piece Swimsuit (view 2)Zimmermann One Piece Swimsuit (view 1)Flawed Gem
    View Product: Zimmermann One Piece Swimsuit

    Zimmermann

    One Piece Swimsuit
    Size 6
    $38.99
    71% off estimated retail
    Cat & Jack Rash Guard (view 2)Cat & Jack Rash Guard (view 1)Flawed Gem
    View Product: Cat & Jack Rash Guard

    Cat & Jack

    Rash Guard
    Size Small kids
    $10.99
    35% off estimated retail
    Crewcuts One Piece Swimsuit (view 2)Crewcuts One Piece Swimsuit (view 1)Flawed Gem
    View Product: Crewcuts One Piece Swimsuit

    Crewcuts

    One Piece Swimsuit
    Size 12
    $17.99 $10.79 40% off with code THANKU
    63% off estimated retail
    Athleta One Piece Swimsuit (view 2)Athleta One Piece Swimsuit (view 1)Flawed Gem
    View Product: Athleta One Piece Swimsuit

    Athleta

    One Piece Swimsuit
    Size 12
    $25.99 $14.29 45% off with code THANKU
    55% off estimated retail
    Garnet Hill Rash Guard (view 2)Garnet Hill Rash Guard (view 1)Flawed Gem
    View Product: Garnet Hill Rash Guard

    Garnet Hill

    Rash Guard
    Size 7
    $13.99 $11.19 20% off with code THANKU
    57% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)Flawed Gem
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 12 mo
    $11.99 $9.59 20% off with code THANKU
    29% off estimated retail
    Zimmermann One Piece Swimsuit (view 2)Zimmermann One Piece Swimsuit (view 1)Price Drop
    View Product: Zimmermann One Piece Swimsuit

    Zimmermann

    One Piece Swimsuit
    Size 12-24 mo
    $40.99 $28.69 30% off with code THANKU
    60% off estimated retail
    Back
    1
    Next

    Loading...