About
ThredUp LogoThredUp
Shop
SellCleanout animation
Beta
My ThredUp
Account
0

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.

WhiteRemove filter
60 items
Sort by:
    Garnet Hill Rash Guard (view 2)Garnet Hill Rash Guard (view 1)New With Tags
    View Product: Garnet Hill Rash Guard

    Garnet Hill

    Rash Guard
    Size 14
    $19.99
    39% off estimated retail
    Cat & Jack Swimsuit Cover Up (view 2)Cat & Jack Swimsuit Cover Up (view 1)
    View Product: Cat & Jack Swimsuit Cover Up

    Cat & Jack

    Swimsuit Cover Up
    Size 4
    $8.99
    47% off estimated retail
    Monica + Andy Rash Guard (view 2)Monica + Andy Rash Guard (view 1)
    View Product: Monica + Andy Rash Guard

    Monica + Andy

    Rash Guard
    Size 5T
    $13.99
    48% off estimated retail
    Reel Legends Rash Guard (view 2)Reel Legends Rash Guard (view 1)New With Tags
    View Product: Reel Legends Rash Guard

    Reel Legends

    Rash Guard
    Size 4T
    $11.99 $12
    The Edit. Forever Classic, Get perfectly polished in trousers, blazers, and more. Shop The Edit
    Stella Cove Two Piece Swimsuit (view 2)Stella Cove Two Piece Swimsuit (view 1)
    View Product: Stella Cove Two Piece Swimsuit

    Stella Cove

    Two Piece Swimsuit
    Size 10
    $13.99
    65% off estimated retail
    Wonder Nation Swimsuit Cover Up (view 2)Wonder Nation Swimsuit Cover Up (view 1)
    View Product: Wonder Nation Swimsuit Cover Up

    Wonder Nation

    Swimsuit Cover Up
    Size 6X
    $12.99
    25% off estimated retail
    Gap Kids Rash Guard (view 2)Gap Kids Rash Guard (view 1)
    View Product: Gap Kids Rash Guard

    Gap Kids

    Rash Guard
    Size Large kids
    $8.99
    57% off estimated retail
    Assorted Brands Two Piece Swimsuit (view 2)Assorted Brands Two Piece Swimsuit (view 1)
    View Product: Assorted Brands Two Piece Swimsuit

    Assorted Brands

    Two Piece Swimsuit
    Size 10
    $12.99
    60% off estimated retail
    Wonder Nation One Piece Swimsuit (view 2)Wonder Nation One Piece Swimsuit (view 1)
    View Product: Wonder Nation One Piece Swimsuit

    Wonder Nation

    One Piece Swimsuit
    Size 4
    $12.99
    21% off estimated retail
    Janie and Jack One Piece Swimsuit (view 2)Janie and Jack One Piece Swimsuit (view 1)
    View Product: Janie and Jack One Piece Swimsuit

    Janie and Jack

    One Piece Swimsuit
    Size 6-12 mo
    $27.99
    50% 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 $15.39 30% off with code HOTDEAL
    39% off estimated retail
    Yandy Basics Two Piece Swimsuit (view 2)Yandy Basics Two Piece Swimsuit (view 1)
    View Product: Yandy Basics Two Piece Swimsuit

    Yandy Basics

    Two Piece Swimsuit
    Size 12 mo
    $10.99 $8.79 20% off with code HOTDEAL
    $11
    Carter's One Piece Swimsuit (view 2)Carter's One Piece Swimsuit (view 1)
    View Product: Carter's One Piece Swimsuit

    Carter's

    One Piece Swimsuit
    Size 18 mo
    $15.99 $11.99 25% off with code HOTDEAL
    63% off estimated retail
    Unbranded Swimsuit Cover Up (view 2)Unbranded Swimsuit Cover Up (view 1)New With Tags
    View Product: Unbranded Swimsuit Cover Up

    Unbranded

    Swimsuit Cover Up
    Size 3
    $13.99 $11.19 20% off with code HOTDEAL
    51% off estimated retail
    PixieLane Swimsuit Cover Up (view 2)PixieLane Swimsuit Cover Up (view 1)
    View Product: PixieLane Swimsuit Cover Up

    PixieLane

    Swimsuit Cover Up
    Size 3
    $12.99 $10.39 20% off with code HOTDEAL
    59% off estimated retail
    Old Navy One Piece Swimsuit (view 2)Old Navy One Piece Swimsuit (view 1)
    View Product: Old Navy One Piece Swimsuit

    Old Navy

    One Piece Swimsuit
    Size 3-6 mo
    $10.99 $8.79 20% off with code HOTDEAL
    50% off estimated retail
    Quiksilver Rash Guard (view 2)Quiksilver Rash Guard (view 1)
    View Product: Quiksilver Rash Guard

    Quiksilver

    Rash Guard
    Size 14
    $17.99 $11.69 35% off with code HOTDEAL
    54% off estimated retail
    Angel Beach Swimsuit Cover Up (view 2)Angel Beach Swimsuit Cover Up (view 1)
    View Product: Angel Beach Swimsuit Cover Up

    Angel Beach

    Swimsuit Cover Up
    Size 10
    $12.99 $10.39 20% off with code HOTDEAL
    25% off estimated retail
    Unbranded Two Piece Swimsuit (view 2)Unbranded Two Piece Swimsuit (view 1)
    View Product: Unbranded Two Piece Swimsuit

    Unbranded

    Two Piece Swimsuit
    Size 150 cm
    $13.99 $10.49 25% off with code HOTDEAL
    60% 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 9 mo
    $13.99 $11.19 20% off with code HOTDEAL
    29% 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 10
    $15.99 $12.79 20% off with code HOTDEAL
    35% off estimated retail
    Gymboree Rash Guard (view 2)Gymboree Rash Guard (view 1)Price Drop
    View Product: Gymboree Rash Guard

    Gymboree

    Rash Guard
    Size 4T
    $13.99 $11.19 20% off with code HOTDEAL
    47% off estimated retail
    Shade Critters Two Piece Swimsuit (view 2)Shade Critters Two Piece Swimsuit (view 1)Price Drop
    View Product: Shade Critters Two Piece Swimsuit

    Shade Critters

    Two Piece Swimsuit
    Size 6-12 mo
    $20.99 $15.74 25% off with code HOTDEAL
    61% off estimated retail
    Wonder Nation One Piece Swimsuit (view 2)Wonder Nation One Piece Swimsuit (view 1)Price Drop
    View Product: Wonder Nation One Piece Swimsuit

    Wonder Nation

    One Piece Swimsuit
    Size 0-3 mo
    $7.99 $6.39 20% off with code HOTDEAL
    36% off estimated retail
    FBZ Two Piece Swimsuit (view 2)FBZ Two Piece Swimsuit (view 1)Price Drop
    View Product: FBZ Two Piece Swimsuit

    FBZ

    Two Piece Swimsuit
    Size Large tots
    $25.99 $15.59 40% off with code HOTDEAL
    61% off estimated retail
    Unbranded One Piece Swimsuit (view 2)Unbranded One Piece Swimsuit (view 1)Price Drop
    View Product: Unbranded One Piece Swimsuit

    Unbranded

    One Piece Swimsuit
    Size 2X-large kids
    $16.99 $11.04 35% off with code HOTDEAL
    51% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)Price Drop
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 18 mo
    $13.99 $9.09 35% off with code HOTDEAL
    29% off estimated retail
    Unbranded One Piece Swimsuit (view 2)Unbranded One Piece Swimsuit (view 1)New With Tags
    View Product: Unbranded One Piece Swimsuit

    Unbranded

    One Piece Swimsuit
    Size 100 cm
    $13.99 $8.39 40% off with code HOTDEAL
    55% off estimated retail
    Vivo Biniya Rash Guard (view 2)Vivo Biniya Rash Guard (view 1)Price Drop
    View Product: Vivo Biniya Rash Guard

    Vivo Biniya

    Rash Guard
    Size 4
    $15.99 $9.59 40% off with code HOTDEAL
    55% off estimated retail
    Eberjey Swimsuit Cover Up (view 2)Eberjey Swimsuit Cover Up (view 1)Price Drop
    View Product: Eberjey Swimsuit Cover Up

    Eberjey

    Swimsuit Cover Up
    Size Medium youth
    $23.99 $9.60 60% off with code HOTDEAL
    70% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)Price Drop
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 18 mo
    $9.99 $5.99 40% off with code HOTDEAL
    20% off estimated retail
    Le Top One Piece Swimsuit (view 2)Le Top One Piece Swimsuit (view 1)Price Drop
    View Product: Le Top One Piece Swimsuit

    Le Top

    One Piece Swimsuit
    Size 3 mo
    $11.99 $7.19 40% off with code HOTDEAL
    44% off estimated retail
    Dakine Rash Guard (view 2)Dakine Rash Guard (view 1)Price Drop
    View Product: Dakine Rash Guard

    Dakine

    Rash Guard
    Size X-Small kids
    $23.99 $13.19 45% off with code HOTDEAL
    77% 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 0-3 mo
    $14.99 $8.99 40% off with code HOTDEAL
    59% off estimated retail
    Little Me Rash Guard (view 2)Little Me Rash Guard (view 1)Price Drop
    View Product: Little Me Rash Guard

    Little Me

    Rash Guard
    Size 6-9 mo
    $7.99 $4.79 40% off with code HOTDEAL
    56% off estimated retail
    Bob Der Bar One Piece Swimsuit (view 2)Bob Der Bar One Piece Swimsuit (view 1)Price Drop
    View Product: Bob Der Bar One Piece Swimsuit

    Bob Der Bar

    One Piece Swimsuit
    Size 6-9 mo
    $9.99 $5.99 40% off with code HOTDEAL
    27% off estimated retail
    Sofibella Rash Guard (view 2)Sofibella Rash Guard (view 1)Price Drop
    View Product: Sofibella Rash Guard

    Sofibella

    Rash Guard
    Size Small youth
    $18.99 $11.39 40% off with code HOTDEAL
    83% 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
    $13.99 $8.39 40% off with code HOTDEAL
    70% 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 4
    $12.99 $7.79 40% off with code HOTDEAL
    45% off estimated retail
    Assorted Brands One Piece Swimsuit (view 2)Assorted Brands One Piece Swimsuit (view 1)Price Drop
    View Product: Assorted Brands One Piece Swimsuit

    Assorted Brands

    One Piece Swimsuit
    Size 6-9 mo
    $11.99 $7.19 40% off with code HOTDEAL
    54% off estimated retail
    Assorted Brands Two Piece Swimsuit (view 2)Assorted Brands Two Piece Swimsuit (view 1)Price Drop
    View Product: Assorted Brands Two Piece Swimsuit

    Assorted Brands

    Two Piece Swimsuit
    Size 110 cm
    $11.99 $7.19 40% off with code HOTDEAL
    63% off estimated retail
    Janie and Jack Rash Guard (view 2)Janie and Jack Rash Guard (view 1)Price Drop
    View Product: Janie and Jack Rash Guard

    Janie and Jack

    Rash Guard
    Size 6-12 mo
    $11.99 $7.19 40% off with code HOTDEAL
    67% 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 4
    $10.99 $6.59 40% off with code HOTDEAL
    28% off estimated retail
    Assorted Brands Rash Guard (view 2)Assorted Brands Rash Guard (view 1)Price Drop
    View Product: Assorted Brands Rash Guard

    Assorted Brands

    Rash Guard
    Size 10
    $12.24 $6.73 45% off with code HOTDEAL
    69% off estimated retail
    Assorted Brands Rash Guard (view 2)Assorted Brands Rash Guard (view 1)Price Drop
    View Product: Assorted Brands Rash Guard

    Assorted Brands

    Rash Guard
    Size 10
    $12.24 $6.73 45% off with code HOTDEAL
    69% 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 4
    $11.99 $7.19 40% off with code HOTDEAL
    50% 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 3-6 mo
    $8.99 $5.39 40% off with code HOTDEAL
    60% off estimated retail
    OshKosh B'gosh Rash Guard (view 2)OshKosh B'gosh Rash Guard (view 1)Price Drop
    View Product: OshKosh B'gosh Rash Guard

    OshKosh B'gosh

    Rash Guard
    Size 10
    $12.24 $7.34 40% off with code HOTDEAL
    58% off estimated retail
    Cat & Jack One Piece Swimsuit (view 2)Cat & Jack One Piece Swimsuit (view 1)Price Drop
    View Product: Cat & Jack One Piece Swimsuit

    Cat & Jack

    One Piece Swimsuit
    Size 6-9 mo
    $10.99 $6.59 40% off with code HOTDEAL
    47% off estimated retail
    Snapper Rock Rash Guard (view 2)Snapper Rock Rash Guard (view 1)Price Drop
    View Product: Snapper Rock Rash Guard

    Snapper Rock

    Rash Guard
    Size 12
    $11.99 $7.19 40% off with code HOTDEAL
    60% off estimated retail
    Janie and Jack Rash Guard (view 2)Janie and Jack Rash Guard (view 1)Price Drop
    View Product: Janie and Jack Rash Guard

    Janie and Jack

    Rash Guard
    Size 3-6 mo
    $13.24 $7.94 40% off with code HOTDEAL
    74% off estimated retail
    Skechers Rash Guard (view 2)Skechers Rash Guard (view 1)Price Drop
    View Product: Skechers Rash Guard

    Skechers

    Rash Guard
    Size 12
    $15.24 $9.14 40% off with code HOTDEAL
    78% off estimated retail
    Gap Two Piece Swimsuit (view 2)Gap Two Piece Swimsuit (view 1)Price Drop
    View Product: Gap Two Piece Swimsuit

    Gap

    Two Piece Swimsuit
    Size Small infants
    $10.99 $6.59 40% off with code HOTDEAL
    52% 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 10
    $10.24 $6.14 40% off with code HOTDEAL
    60% 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 18-24 mo
    $15.24 $9.14 40% off with code HOTDEAL
    66% 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 4
    $7.99 $4.79 40% off with code HOTDEAL
    46% 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 12-18 mo
    $9.24 $5.54 40% off with code HOTDEAL
    68% off estimated retail
    Plaid Fish One Piece Swimsuit (view 2)Plaid Fish One Piece Swimsuit (view 1)Price Drop
    View Product: Plaid Fish One Piece Swimsuit

    Plaid Fish

    One Piece Swimsuit
    Size 18 mo
    $9.24 $5.54 40% off with code HOTDEAL
    20% 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 4
    $9.99 $5.99 40% off with code HOTDEAL
    30% 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 Small tots
    $8.24 $4.94 40% off with code HOTDEAL
    20% off estimated retail
    Back
    1
    Next