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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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    Unbranded One Piece Swimsuit (view 2)Unbranded One Piece Swimsuit (view 1)
    View Product: Unbranded One Piece Swimsuit

    Unbranded

    One Piece Swimsuit
    Size 7
    $15.99
    51% off estimated retail
    Nickelodeon One Piece Swimsuit (view 2)Nickelodeon One Piece Swimsuit (view 1)
    View Product: Nickelodeon One Piece Swimsuit

    Nickelodeon

    One Piece Swimsuit
    Size 7
    $11.99
    52% off estimated retail
    Lands' End Rash Guard (view 2)Lands' End Rash Guard (view 1)
    View Product: Lands' End Rash Guard

    Lands' End

    Rash Guard
    Size 7
    $26.99
    55% off estimated retail
    Eddie Bauer Rash Guard (view 2)Eddie Bauer Rash Guard (view 1)
    View Product: Eddie Bauer Rash Guard

    Eddie Bauer

    Rash Guard
    Size 7
    $10.99
    66% off estimated retail
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Limited Too One Piece Swimsuit (view 2)Limited Too One Piece Swimsuit (view 1)
    View Product: Limited Too One Piece Swimsuit

    Limited Too

    One Piece Swimsuit
    Size 7
    $14.99
    54% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 7
    $12.99
    23% off estimated retail
    Eddie Bauer Rash Guard (view 2)Eddie Bauer Rash Guard (view 1)
    View Product: Eddie Bauer Rash Guard

    Eddie Bauer

    Rash Guard
    Size 7
    $10.99
    66% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 7
    $8.99
    33% off estimated retail
    Roxy One Piece Swimsuit (view 2)Roxy One Piece Swimsuit (view 1)
    View Product: Roxy One Piece Swimsuit

    Roxy

    One Piece Swimsuit
    Size 7
    $19.99
    51% off estimated retail
    Lands' End Two Piece Swimsuit (view 2)Lands' End Two Piece Swimsuit (view 1)
    View Product: Lands' End Two Piece Swimsuit

    Lands' End

    Two Piece Swimsuit
    Size 7
    $20.99
    45% off estimated retail
    Justice One Piece Swimsuit (view 2)Justice One Piece Swimsuit (view 1)
    View Product: Justice One Piece Swimsuit

    Justice

    One Piece Swimsuit
    Size 7
    $23.99
    31% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 7
    $13.99
    17% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 7
    $15.99
    23% off estimated retail
    SO Two Piece Swimsuit (view 2)SO Two Piece Swimsuit (view 1)
    View Product: SO Two Piece Swimsuit

    SO

    Two Piece Swimsuit
    Size 7
    $13.99
    44% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 7
    $11.99
    41% off estimated retail
    Speedo One Piece Swimsuit (view 2)Speedo One Piece Swimsuit (view 1)
    View Product: Speedo One Piece Swimsuit

    Speedo

    One Piece Swimsuit
    Size 7
    $13.99
    44% off estimated retail
    Tuga Wetsuit (view 2)Tuga Wetsuit (view 1)
    View Product: Tuga Wetsuit

    Tuga

    Wetsuit
    Size 7
    $29.99
    64% off estimated retail
    Lands' End Rash Guard (view 2)Lands' End Rash Guard (view 1)
    View Product: Lands' End Rash Guard

    Lands' End

    Rash Guard
    Size 7
    $26.99
    55% off estimated retail
    Assorted Brands One Piece Swimsuit (view 2)Assorted Brands One Piece Swimsuit (view 1)
    View Product: Assorted Brands One Piece Swimsuit

    Assorted Brands

    One Piece Swimsuit
    Size 7
    $24.99
    61% off estimated retail
    Lands' End Rash Guard (view 2)Lands' End Rash Guard (view 1)
    View Product: Lands' End Rash Guard

    Lands' End

    Rash Guard
    Size 7
    $30.99
    56% off estimated retail
    Lands' End Rash Guard (view 2)Lands' End Rash Guard (view 1)
    View Product: Lands' End Rash Guard

    Lands' End

    Rash Guard
    Size 7
    $26.99
    39% off estimated retail
    Athleta One Piece Swimsuit (view 2)Athleta One Piece Swimsuit (view 1)
    View Product: Athleta One Piece Swimsuit

    Athleta

    One Piece Swimsuit
    Size 7
    $26.99
    53% off estimated retail
    Lands' End One Piece Swimsuit (view 2)Lands' End One Piece Swimsuit (view 1)Flawed Gem
    View Product: Lands' End One Piece Swimsuit

    Lands' End

    One Piece Swimsuit
    Size 7
    $21.99
    50% off estimated retail
    Abercrombie Two Piece Swimsuit (view 2)Abercrombie Two Piece Swimsuit (view 1)
    View Product: Abercrombie Two Piece Swimsuit

    Abercrombie

    Two Piece Swimsuit
    Size 7
    $11.99
    70% off estimated retail
    Abercrombie Two Piece Swimsuit (view 2)Abercrombie Two Piece Swimsuit (view 1)
    View Product: Abercrombie Two Piece Swimsuit

    Abercrombie

    Two Piece Swimsuit
    Size 7
    $12.99
    67% off estimated retail
    Art Class Two Piece Swimsuit (view 2)Art Class Two Piece Swimsuit (view 1)
    View Product: Art Class Two Piece Swimsuit

    Art Class

    Two Piece Swimsuit
    Size 7
    $17.99 $14.39 20% off with code HOTDEAL
    25% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 7
    $15.99 $11.99 25% off with code HOTDEAL
    23% off estimated retail
    Carter's Rash Guard (view 2)Carter's Rash Guard (view 1)
    View Product: Carter's Rash Guard

    Carter's

    Rash Guard
    Size 7
    $11.99 $9.59 20% off with code HOTDEAL
    66% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 7
    $11.99 $9.59 20% off with code HOTDEAL
    41% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 7
    $11.99 $9.59 20% off with code HOTDEAL
    41% off estimated retail
    Disney Two Piece Swimsuit (view 2)Disney Two Piece Swimsuit (view 1)
    View Product: Disney Two Piece Swimsuit

    Disney

    Two Piece Swimsuit
    Size 7
    $9.99 $7.99 20% off with code HOTDEAL
    37% off estimated retail
    BMG One Piece Swimsuit (view 2)BMG One Piece Swimsuit (view 1)
    View Product: BMG One Piece Swimsuit

    BMG

    One Piece Swimsuit
    Size 7
    $21.99 $16.49 25% off with code HOTDEAL
    39% off estimated retail
    Athleta Two Piece Swimsuit (view 2)Athleta Two Piece Swimsuit (view 1)
    View Product: Athleta Two Piece Swimsuit

    Athleta

    Two Piece Swimsuit
    Size 7
    $27.99 $16.79 40% off with code HOTDEAL
    49% off estimated retail
    Justice One Piece Swimsuit (view 2)Justice One Piece Swimsuit (view 1)
    View Product: Justice One Piece Swimsuit

    Justice

    One Piece Swimsuit
    Size 7
    $28.99 $20.29 30% off with code HOTDEAL
    31% off estimated retail
    Nautica One Piece Swimsuit (view 2)Nautica One Piece Swimsuit (view 1)
    View Product: Nautica One Piece Swimsuit

    Nautica

    One Piece Swimsuit
    Size 7
    $14.99 $11.99 20% off with code HOTDEAL
    60% off estimated retail
    Justice One Piece Swimsuit (view 2)Justice One Piece Swimsuit (view 1)
    View Product: Justice One Piece Swimsuit

    Justice

    One Piece Swimsuit
    Size 7
    $27.99 $19.59 30% off with code HOTDEAL
    34% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 7
    $12.99 $9.74 25% off with code HOTDEAL
    35% off estimated retail
    Lands' End Rash Guard (view 2)Lands' End Rash Guard (view 1)
    View Product: Lands' End Rash Guard

    Lands' End

    Rash Guard
    Size 7
    $30.99 $17.04 45% off with code HOTDEAL
    55% off estimated retail
    Op One Piece Swimsuit (view 2)Op One Piece Swimsuit (view 1)
    View Product: Op One Piece Swimsuit

    Op

    One Piece Swimsuit
    Size 7
    $12.99 $10.39 20% off with code HOTDEAL
    31% off estimated retail
    Hobie Two Piece Swimsuit (view 2)Hobie Two Piece Swimsuit (view 1)
    View Product: Hobie Two Piece Swimsuit

    Hobie

    Two Piece Swimsuit
    Size 7
    $19.99 $14.99 25% off with code HOTDEAL
    42% off estimated retail
    Tommy Bahama One Piece Swimsuit (view 2)Tommy Bahama One Piece Swimsuit (view 1)
    View Product: Tommy Bahama One Piece Swimsuit

    Tommy Bahama

    One Piece Swimsuit
    Size 7
    $17.99 $12.59 30% off with code HOTDEAL
    61% off estimated retail
    Gymboree One Piece Swimsuit (view 2)Gymboree One Piece Swimsuit (view 1)
    View Product: Gymboree One Piece Swimsuit

    Gymboree

    One Piece Swimsuit
    Size 7
    $22.99 $16.09 30% off with code HOTDEAL
    29% 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
    $15.99 $12.79 20% off with code HOTDEAL
    57% off estimated retail
    Lands' End Rash Guard (view 2)Lands' End Rash Guard (view 1)
    View Product: Lands' End Rash Guard

    Lands' End

    Rash Guard
    Size 7
    $33.99 $22.09 35% off with code HOTDEAL
    50% off estimated retail
    Abercrombie One Piece Swimsuit (view 2)Abercrombie One Piece Swimsuit (view 1)
    View Product: Abercrombie One Piece Swimsuit

    Abercrombie

    One Piece Swimsuit
    Size 7
    $15.99 $11.99 25% off with code HOTDEAL
    64% off estimated retail
    Justice One Piece Swimsuit (view 2)Justice One Piece Swimsuit (view 1)
    View Product: Justice One Piece Swimsuit

    Justice

    One Piece Swimsuit
    Size 7
    $21.99 $14.29 35% off with code HOTDEAL
    52% off estimated retail
    Assorted Brands Rash Guard (view 2)Assorted Brands Rash Guard (view 1)
    View Product: Assorted Brands Rash Guard

    Assorted Brands

    Rash Guard
    Size 7
    $12.99 $9.74 25% off with code HOTDEAL
    63% off estimated retail
    Carter's Rash Guard (view 2)Carter's Rash Guard (view 1)
    View Product: Carter's Rash Guard

    Carter's

    Rash Guard
    Size 7
    $11.99 $9.59 20% off with code HOTDEAL
    66% off estimated retail
    Unbranded Rash Guard (view 2)Unbranded Rash Guard (view 1)
    View Product: Unbranded Rash Guard

    Unbranded

    Rash Guard
    Size 7
    $14.99 $11.24 25% off with code HOTDEAL
    57% off estimated retail
    No Boundaries Swimsuit Cover Up (view 2)No Boundaries Swimsuit Cover Up (view 1)
    View Product: No Boundaries Swimsuit Cover Up

    No Boundaries

    Swimsuit Cover Up
    Size 7
    $9.99 $7.49 25% off with code HOTDEAL
    40% off estimated retail
    Shade Critters Rash Guard (view 2)Shade Critters Rash Guard (view 1)
    View Product: Shade Critters Rash Guard

    Shade Critters

    Rash Guard
    Size 7
    $28.99 $20.29 30% off with code HOTDEAL
    63% off estimated retail
    Cat & Jack Rash Guard (view 2)Cat & Jack Rash Guard (view 1)
    View Product: Cat & Jack Rash Guard

    Cat & Jack

    Rash Guard
    Size 7
    $11.99 $9.59 20% off with code HOTDEAL
    50% off estimated retail
    Art Class Two Piece Swimsuit (view 2)Art Class Two Piece Swimsuit (view 1)
    View Product: Art Class Two Piece Swimsuit

    Art Class

    Two Piece Swimsuit
    Size 7
    $12.99 $10.39 20% off with code HOTDEAL
    45% off estimated retail
    Eddie Bauer Rash Guard (view 2)Eddie Bauer Rash Guard (view 1)
    View Product: Eddie Bauer Rash Guard

    Eddie Bauer

    Rash Guard
    Size 7
    $12.99 $10.39 20% off with code HOTDEAL
    63% off estimated retail
    OshKosh B'gosh Swimsuit Cover Up (view 2)OshKosh B'gosh Swimsuit Cover Up (view 1)
    View Product: OshKosh B'gosh Swimsuit Cover Up

    OshKosh B'gosh

    Swimsuit Cover Up
    Size 7
    $13.99 $8.39 40% off with code HOTDEAL
    33% off estimated retail
    Breaking Waves One Piece Swimsuit (view 2)Breaking Waves One Piece Swimsuit (view 1)Price Drop
    View Product: Breaking Waves One Piece Swimsuit

    Breaking Waves

    One Piece Swimsuit
    Size 7
    $13.99 $9.09 35% off with code HOTDEAL
    35% off estimated retail
    Art Class Rash Guard (view 2)Art Class Rash Guard (view 1)Price Drop
    View Product: Art Class Rash Guard

    Art Class

    Rash Guard
    Size 7
    $13.99 $8.39 40% off with code HOTDEAL
    45% off estimated retail
    ZeroXposur One Piece Swimsuit (view 2)ZeroXposur One Piece Swimsuit (view 1)
    View Product: ZeroXposur One Piece Swimsuit

    ZeroXposur

    One Piece Swimsuit
    Size 7
    $19.99
    56% off estimated retail
    Malibu Sugar Two Piece Swimsuit (view 2)Malibu Sugar Two Piece Swimsuit (view 1)Price Drop
    View Product: Malibu Sugar Two Piece Swimsuit

    Malibu Sugar

    Two Piece Swimsuit
    Size 7
    $10.99 $6.59 40% off with code HOTDEAL
    56% off estimated retail
    Roxy Two Piece Swimsuit (view 2)Roxy Two Piece Swimsuit (view 1)Price Drop
    View Product: Roxy Two Piece Swimsuit

    Roxy

    Two Piece Swimsuit
    Size 7
    $23.99 $13.19 45% off with code HOTDEAL
    48% off estimated retail
    Cat & Jack Two Piece Swimsuit (view 2)Cat & Jack Two Piece Swimsuit (view 1)Price Drop
    View Product: Cat & Jack Two Piece Swimsuit

    Cat & Jack

    Two Piece Swimsuit
    Size 7
    $15.99 $8.79 45% off with code HOTDEAL
    23% off estimated retail
    Candie's Two Piece Swimsuit (view 2)Candie's Two Piece Swimsuit (view 1)Price Drop
    View Product: Candie's Two Piece Swimsuit

    Candie's

    Two Piece Swimsuit
    Size 7
    $13.99 $8.39 40% off with code HOTDEAL
    63% off estimated retail
    Roxy Two Piece Swimsuit (view 2)Roxy Two Piece Swimsuit (view 1)Price Drop
    View Product: Roxy Two Piece Swimsuit

    Roxy

    Two Piece Swimsuit
    Size 7
    $21.99 $12.09 45% off with code HOTDEAL
    53% off estimated retail
    More Than Magic Two Piece Swimsuit (view 2)More Than Magic Two Piece Swimsuit (view 1)Price Drop
    View Product: More Than Magic Two Piece Swimsuit

    More Than Magic

    Two Piece Swimsuit
    Size 7
    $9.99 $5.99 40% off with code HOTDEAL
    43% off estimated retail
    Juicy Couture Two Piece Swimsuit (view 2)Juicy Couture Two Piece Swimsuit (view 1)New With Tags
    View Product: Juicy Couture Two Piece Swimsuit

    Juicy Couture

    Two Piece Swimsuit
    Size 7
    $7.99 $4.79 40% off with code HOTDEAL
    53% off estimated retail
    Lucky & Me Two Piece Swimsuit (view 2)Lucky & Me Two Piece Swimsuit (view 1)Price Drop
    View Product: Lucky & Me Two Piece Swimsuit

    Lucky & Me

    Two Piece Swimsuit
    Size 7
    $12.99 $7.79 40% off with code HOTDEAL
    45% off estimated retail
    Justice Rash Guard (view 2)Justice Rash Guard (view 1)Price Drop
    View Product: Justice Rash Guard

    Justice

    Rash Guard
    Size 7
    $14.99 $8.24 45% off with code HOTDEAL
    63% off estimated retail
    No Boundaries Two Piece Swimsuit (view 2)No Boundaries Two Piece Swimsuit (view 1)Price Drop
    View Product: No Boundaries Two Piece Swimsuit

    No Boundaries

    Two Piece Swimsuit
    Size 7
    $7.99 $4.79 40% off with code HOTDEAL
    56% off estimated retail
    Cat & Jack Two Piece Swimsuit (view 2)Cat & Jack Two Piece Swimsuit (view 1)Price Drop
    View Product: Cat & Jack Two Piece Swimsuit

    Cat & Jack

    Two Piece Swimsuit
    Size 7
    $8.99 $5.39 40% off with code HOTDEAL
    47% off estimated retail
    Lucky Brand Two Piece Swimsuit (view 2)Lucky Brand Two Piece Swimsuit (view 1)Price Drop
    View Product: Lucky Brand Two Piece Swimsuit

    Lucky Brand

    Two Piece Swimsuit
    Size 7
    $12.99 $7.79 40% off with code HOTDEAL
    70% off estimated retail
    Gymboree One Piece Swimsuit (view 2)Gymboree One Piece Swimsuit (view 1)Price Drop
    View Product: Gymboree One Piece Swimsuit

    Gymboree

    One Piece Swimsuit
    Size 7
    $18.24 $10.03 45% off with code HOTDEAL
    59% off estimated retail
    Wonder Nation Rash Guard (view 2)Wonder Nation Rash Guard (view 1)Price Drop
    View Product: Wonder Nation Rash Guard

    Wonder Nation

    Rash Guard
    Size 7
    $11.99 $7.19 40% off with code HOTDEAL
    37% off estimated retail
    More Than Magic Rash Guard (view 2)More Than Magic Rash Guard (view 1)Price Drop
    View Product: More Than Magic Rash Guard

    More Than Magic

    Rash Guard
    Size 7
    $8.99 $5.39 40% off with code HOTDEAL
    50% off estimated retail
    Cat & Jack Two Piece Swimsuit (view 2)Cat & Jack Two Piece Swimsuit (view 1)Price Drop
    View Product: Cat & Jack Two Piece Swimsuit

    Cat & Jack

    Two Piece Swimsuit
    Size 7
    $13.99 $7.69 45% off with code HOTDEAL
    29% off estimated retail
    Assorted Brands Swimsuit Cover Up (view 2)Assorted Brands Swimsuit Cover Up (view 1)Price Drop
    View Product: Assorted Brands Swimsuit Cover Up

    Assorted Brands

    Swimsuit Cover Up
    Size 7
    $10.99 $6.04 45% off with code HOTDEAL
    72% 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 7
    $9.99 $5.99 40% off with code HOTDEAL
    40% off estimated retail
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