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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: Just One You Made by Carter's One Piece Swimsuit
Just One You Made by Carter's
One Piece Swimsuit
Size 12 mo
$8.99 $7.19 20% off with code HOTDEAL
27% off estimated retailView Product: Just Bones Boardwear Board Shorts
Just Bones Boardwear
Board Shorts
Size 14
$12.99 $10.39 20% off with code HOTDEAL
55% off estimated retailView Product: Wonder Nation One Piece Swimsuit
Wonder Nation
One Piece Swimsuit
Size 0-3 mo
$10.99 $8.79 20% off with code HOTDEAL
18% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 14
$15.99 $11.99 25% off with code HOTDEAL
54% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 12 mo
$13.99 $10.49 25% off with code HOTDEAL
40% off estimated retailView Product: OshKosh B'gosh One Piece Swimsuit
OshKosh B'gosh
One Piece Swimsuit
Size 12 mo
$15.99 $12.79 20% off with code HOTDEAL
45% off estimated retailView Product: Cat & Jack One Piece Swimsuit
Cat & Jack
One Piece Swimsuit
Size 18 mo
$13.99 $11.19 20% off with code HOTDEAL
29% off estimated retailView Product: Hanna Andersson One Piece Swimsuit
Hanna Andersson
One Piece Swimsuit
Size 75 cm
$32.99 $18.14 45% off with code HOTDEAL
34% off estimated retailView Product: Janie and Jack One Piece Swimsuit
Janie and Jack
One Piece Swimsuit
Size 0-3 mo
$17.99 $12.59 30% off with code HOTDEAL
64% off estimated retailView Product: Lands' End Two Piece Swimsuit
Lands' End
Two Piece Swimsuit
Size 10 Slim
$22.99 $13.79 40% off with code HOTDEAL
39% off estimated retailView Product: Janie and Jack One Piece Swimsuit
Janie and Jack
One Piece Swimsuit
Size 18-24 mo
$23.99 $15.59 35% off with code HOTDEAL
42% off estimated retailView Product: OshKosh B'gosh One Piece Swimsuit
OshKosh B'gosh
One Piece Swimsuit
Size 12 mo
$15.99 $12.79 20% off with code HOTDEAL
45% off estimated retailView Product: Cat & Jack One Piece Swimsuit
Cat & Jack
One Piece Swimsuit
Size 18 mo
$15.99 $12.79 20% off with code HOTDEAL
23% off estimated retailView Product: Unbranded One Piece Swimsuit
Unbranded
One Piece Swimsuit
Size 6-9 mo
$15.99 $11.99 25% off with code HOTDEAL
54% off estimated retailView Product: Janie and Jack One Piece Swimsuit
Janie and Jack
One Piece Swimsuit
Size 3
$25.99 $15.59 40% off with code HOTDEAL
50% off estimated retailView Product: Koala Kids One Piece Swimsuit
Koala Kids
One Piece Swimsuit
Size 18 mo
$10.99 $8.79 20% off with code HOTDEAL
18% off estimated retailView Product: Unbranded One Piece Swimsuit
Unbranded
One Piece Swimsuit
Size 100 cm
$11.99 $8.99 25% off with code HOTDEAL
55% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 6-12 mo
$10.99 $8.79 20% off with code HOTDEAL
59% off estimated retailView Product: Cat & Jack One Piece Swimsuit
Cat & Jack
One Piece Swimsuit
Size Small kids
$17.99 $13.49 25% off with code HOTDEAL
11% off estimated retailView Product: Janie and Jack Two Piece Swimsuit
Janie and Jack
Two Piece Swimsuit
Size 18-24 mo
$29.99 $17.99 40% off with code HOTDEAL
28% off estimated retailView Product: Janie and Jack One Piece Swimsuit
Janie and Jack
One Piece Swimsuit
Size 3-6 mo
$22.99 $17.24 25% off with code HOTDEAL
54% off estimated retailView Product: Nicole Miller New York One Piece Swimsuit
Nicole Miller New York
One Piece Swimsuit
Size 3T
$14.99 $11.99 20% off with code HOTDEAL
35% off estimated retailView Product: Unbranded Two Piece Swimsuit
Unbranded
Two Piece Swimsuit
Size 150 cm
$13.99 $10.49 25% off with code HOTDEAL
60% off estimated retailView 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 retailView Product: Penelope Mack One Piece Swimsuit
Penelope Mack
One Piece Swimsuit
Size 5
$12.99 $10.39 20% off with code HOTDEAL
59% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 6
$10.99 $8.24 25% off with code HOTDEAL
69% off estimated retailView Product: Gymboree One Piece Swimsuit
Gymboree
One Piece Swimsuit
Size Large kids
$22.99 $18.39 20% off with code HOTDEAL
29% off estimated retailView Product: Cat & Jack One Piece Swimsuit
Cat & Jack
One Piece Swimsuit
Size Small kids
$11.99 $9.59 20% off with code HOTDEAL
41% off estimated retailView Product: Tommy Hilfiger One Piece Swimsuit
Tommy Hilfiger
One Piece Swimsuit
Size 12 mo
$12.99 $10.39 20% off with code HOTDEAL
55% off estimated retailView Product: First Impressions Board Shorts
First Impressions
Board Shorts
Size 12 mo
$6.99 $5.59 20% off with code HOTDEAL
61% off estimated retailView Product: Weissman Designs for Dance One Piece Swimsuit
Weissman Designs for Dance
One Piece Swimsuit
Size X-Large kids
$15.99 $11.99 25% off with code HOTDEAL
48% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 6
$11.99 $8.99 25% off with code HOTDEAL
66% off estimated retailView Product: Tommy Hilfiger One Piece Swimsuit
Tommy Hilfiger
One Piece Swimsuit
Size Small kids
$12.99 $10.39 20% off with code HOTDEAL
64% off estimated retailView Product: Unbranded One Piece Swimsuit
Unbranded
One Piece Swimsuit
Size 90 cm
$15.99 $11.19 30% off with code HOTDEAL
31% off estimated retailView Product: Desiree Since Forever One Piece Swimsuit
Desiree Since Forever
One Piece Swimsuit
Size Medium kids
$12.99 $10.39 20% off with code HOTDEAL
14% off estimated retailView Product: Assorted Brands Swimsuit Cover Up
Assorted Brands
Swimsuit Cover Up
Size 6
$14.99 $8.99 40% off with code HOTDEAL
57% off estimated retail