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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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View Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size X-Small kids
$11.99 $6.59 45% off with code GOBIG
59% off estimated retailView Product: Wonder Nation One Piece Swimsuit
Wonder Nation
One Piece Swimsuit
Size 6-9 mo
$8.99 $4.94 45% off with code GOBIG
27% off estimated retailView Product: Destira One Piece Swimsuit
Destira
One Piece Swimsuit
Size Large youth
$10.99 $6.04 45% off with code GOBIG
37% off estimated retailView Product: OshKosh B'gosh One Piece Swimsuit
OshKosh B'gosh
One Piece Swimsuit
Size 18 mo
$11.99 $6.59 45% off with code GOBIG
58% off estimated retailView Product: The Children's Place Two Piece Swimsuit
The Children's Place
Two Piece Swimsuit
Size 14
$11.99 $6.59 45% off with code GOBIG
52% off estimated retailView Product: OshKosh B'gosh One Piece Swimsuit
OshKosh B'gosh
One Piece Swimsuit
Size 9 mo
$11.99 $6.59 45% off with code GOBIG
58% off estimated retailView Product: Billie Blush Two Piece Swimsuit
Billie Blush
Two Piece Swimsuit
Size 12 mo
$12.99 $7.14 45% off with code GOBIG
56% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 6-9 mo
$11.99 $6.59 45% off with code GOBIG
54% off estimated retailView Product: Cat & Jack One Piece Swimsuit
Cat & Jack
One Piece Swimsuit
Size Medium kids
$12.99 $7.14 45% off with code GOBIG
41% off estimated retailView Product: Betsey Johnson Two Piece Swimsuit
Betsey Johnson
Two Piece Swimsuit
Size Medium infants
$8.99 $4.94 45% off with code GOBIG
70% off estimated retailView Product: Just One You Made by Carter's Rash Guard
Just One You Made by Carter's
Rash Guard
Size 5T
$10.99 $6.04 45% off with code GOBIG
35% off estimated retailView Product: Assorted Brands Two Piece Swimsuit
Assorted Brands
Two Piece Swimsuit
Size 110 cm
$11.99 $6.59 45% off with code GOBIG
63% off estimated retailView Product: The Children's Place One Piece Swimsuit
The Children's Place
One Piece Swimsuit
Size 12 mo
$11.99 $6.59 45% off with code GOBIG
44% off estimated retailView Product: Azul Swimwear One Piece Swimsuit
Azul Swimwear
One Piece Swimsuit
Size 18 mo
$11.99 $6.59 45% off with code GOBIG
54% off estimated retailView Product: Tucker + Tate One Piece Swimsuit
Tucker + Tate
One Piece Swimsuit
Size 9 mo
$10.99 $6.04 45% off with code GOBIG
66% off estimated retailView Product: Unbranded One Piece Swimsuit
Unbranded
One Piece Swimsuit
Size Medium kids
$14.24 $7.83 45% off with code GOBIG
63% off estimated retailView Product: Old Navy One Piece Swimsuit
Old Navy
One Piece Swimsuit
Size Medium infants
$13.24 $7.28 45% off with code GOBIG
44% off estimated retailView Product: Unbranded One Piece Swimsuit
Unbranded
One Piece Swimsuit
Size Large infants
$11.99 $6.59 45% off with code GOBIG
54% off estimated retailView Product: First Impressions One Piece Swimsuit
First Impressions
One Piece Swimsuit
Size 24 mo
$8.99 $4.94 45% off with code GOBIG
70% off estimated retailView Product: The Children's Place Swimsuit Cover Up
The Children's Place
Swimsuit Cover Up
Size X-Large tots
$10.99 $6.04 45% off with code GOBIG
35% off estimated retailView Product: Jessica Simpson One Piece Swimsuit
Jessica Simpson
One Piece Swimsuit
Size 18 mo
$12.24 $6.73 45% off with code GOBIG
37% off estimated retailView Product: Gap Kids One Piece Swimsuit
Gap Kids
One Piece Swimsuit
Size X-Large youth
$18.99 $10.44 45% off with code GOBIG
69% off estimated retail