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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.
280 items
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View Product: Penelope Mack One Piece Swimsuit
Penelope Mack
One Piece Swimsuit
Size 24 mo
$11.99 $9.59 20% off with code SHINE
45% off estimated retailView Product: Unbranded One Piece Swimsuit
Unbranded
One Piece Swimsuit
Size 12-18 mo
$13.99 $11.19 20% off with code SHINE
36% off estimated retailView Product: Snapping Turtle One Piece Swimsuit
Snapping Turtle
One Piece Swimsuit
Size 24 mo
$11.99 $9.59 20% off with code SHINE
25% off estimated retailView Product: Penelope Mack Two Piece Swimsuit
Penelope Mack
Two Piece Swimsuit
Size 12 mo
$8.99 $7.19 20% off with code SHINE
59% off estimated retailView Product: Penelope Tree One Piece Swimsuit
Penelope Tree
One Piece Swimsuit
Size 24 mo
$7.99 $6.39 20% off with code SHINE
27% off estimated retailView Product: Calypso St. Barth One Piece Swimsuit
Calypso St. Barth
One Piece Swimsuit
Size 8
$26.99 $20.24 25% off with code SHINE
79% off estimated retailView Product: Wonder Nation One Piece Swimsuit
Wonder Nation
One Piece Swimsuit
Size 12 mo
$5.99 $4.79 20% off with code SHINE
45% off estimated retailView Product: Old Navy One Piece Swimsuit
Old Navy
One Piece Swimsuit
Size 12-18 mo
$12.99 $10.39 20% off with code SHINE
27% off estimated retailView Product: Wonder Nation One Piece Swimsuit
Wonder Nation
One Piece Swimsuit
Size 12 mo
$7.99 $6.39 20% off with code SHINE
27% off estimated retailView Product: Jump'n Splash One Piece Swimsuit
Jump'n Splash
One Piece Swimsuit
Size 12 mo
$7.99 $6.39 20% off with code SHINE
50% off estimated retailView Product: Wonder Nation One Piece Swimsuit
Wonder Nation
One Piece Swimsuit
Size 6-9 mo
$5.99 $4.79 20% off with code SHINE
45% off estimated retailView Product: Gap Kids One Piece Swimsuit
Gap Kids
One Piece Swimsuit
Size Small kids
$13.99 $9.79 30% off with code SHINE
48% off estimated retailView Product: Assorted Brands Two Piece Swimsuit
Assorted Brands
Two Piece Swimsuit
Size 18 mo
$8.99 $7.19 20% off with code SHINE
59% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 12
$14.99 $11.24 25% off with code SHINE
54% off estimated retailView Product: Janie and Jack One Piece Swimsuit
Janie and Jack
One Piece Swimsuit
Size 12-18 mo
$18.99 $13.29 30% off with code SHINE
54% off estimated retailView Product: Elizabeth Hurley One Piece Swimsuit
Elizabeth Hurley
One Piece Swimsuit
Size 6
$24.99 $18.74 25% off with code SHINE
78% off estimated retailView Product: Assorted Brands Rash Guard
Assorted Brands
Rash Guard
Size Small kids
$12.99 $10.39 20% off with code SHINE
51% off estimated retailView Product: Assorted Brands Wetsuit
Assorted Brands
Wetsuit
Size X-Large youth
$23.99 $19.19 20% off with code SHINE
63% off estimated retailView Product: Bathing Beauty Swimwear One Piece Swimsuit
Bathing Beauty Swimwear
One Piece Swimsuit
Size 2T
$10.99 $8.79 20% off with code SHINE
59% off estimated retailView Product: Snowflake Designs One Piece Swimsuit
Snowflake Designs
One Piece Swimsuit
Size Small kids
$12.99 $10.39 20% off with code SHINE
61% off estimated retailView Product: The Children's Place One Piece Swimsuit
The Children's Place
One Piece Swimsuit
Size 24 mo
$9.99 $7.99 20% off with code SHINE
44% off estimated retailView Product: Egg by Susan Lazar One Piece Swimsuit
Egg by Susan Lazar
One Piece Swimsuit
Size 6 mo
$10.99 $8.79 20% off with code SHINE
50% off estimated retailView Product: Wonder Nation One Piece Swimsuit
Wonder Nation
One Piece Swimsuit
Size 12 mo
$7.99 $6.39 20% off with code SHINE
27% off estimated retailView Product: Snapper Rock One Piece Swimsuit
Snapper Rock
One Piece Swimsuit
Size 12-18 mo
$8.99 $7.19 20% off with code SHINE
43% off estimated retailView Product: Janie and Jack One Piece Swimsuit
Janie and Jack
One Piece Swimsuit
Size 6-12 mo
$17.99 $12.59 30% off with code SHINE
57% off estimated retailView Product: Wonder Nation One Piece Swimsuit
Wonder Nation
One Piece Swimsuit
Size 6-9 mo
$7.99 $6.39 20% off with code SHINE
27% off estimated retailView Product: Betsey Johnson Two Piece Swimsuit
Betsey Johnson
Two Piece Swimsuit
Size Medium infants
$7.99 $6.39 20% off with code SHINE
70% off estimated retailView Product: Unbranded One Piece Swimsuit
Unbranded
One Piece Swimsuit
Size Small infants
$8.99 $7.19 20% off with code SHINE
59% off estimated retail