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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.
197 items
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View Product: Gap Kids One Piece Swimsuit
Gap Kids
One Piece Swimsuit
Size X-Small kids
$21.99 $14.29 35% off with code HOTDEAL
43% off estimated retailView Product: Cat & Jack One Piece Swimsuit
Cat & Jack
One Piece Swimsuit
Size 3-6 mo
$12.99 $10.39 20% off with code HOTDEAL
35% off estimated retailView Product: Primary Clothing One Piece Swimsuit
Primary Clothing
One Piece Swimsuit
Size 6-9 mo
$10.99 $8.79 20% off with code HOTDEAL
66% off estimated retailView Product: Art Class One Piece Swimsuit
Art Class
One Piece Swimsuit
Size Large youth
$16.99 $12.74 25% off with code HOTDEAL
30% off estimated retailView Product: Ruffle Butts One Piece Swimsuit
Ruffle Butts
One Piece Swimsuit
Size 18-24 mo
$10.99 $8.79 20% off with code HOTDEAL
18% off estimated retailView Product: Tucker + Tate One Piece Swimsuit
Tucker + Tate
One Piece Swimsuit
Size 18 mo
$11.99 $9.59 20% off with code HOTDEAL
63% off estimated retailView Product: Breaking Waves One Piece Swimsuit
Breaking Waves
One Piece Swimsuit
Size 16
$13.99 $11.19 20% off with code HOTDEAL
35% off estimated retailView Product: Cat & Jack One Piece Swimsuit
Cat & Jack
One Piece Swimsuit
Size 18 mo
$11.99 $9.59 20% off with code HOTDEAL
41% off estimated retailView Product: Les Tout Petits Two Piece Swimsuit
Les Tout Petits
Two Piece Swimsuit
Size 16
$37.99 $24.69 35% off with code HOTDEAL
76% off estimated retailView Product: Cat & Jack One Piece Swimsuit
Cat & Jack
One Piece Swimsuit
Size 18 mo
$11.99 $9.59 20% off with code HOTDEAL
41% off estimated retailView Product: Janie and Jack Two Piece Swimsuit
Janie and Jack
Two Piece Swimsuit
Size 12-18 mo
$22.99 $14.94 35% off with code HOTDEAL
45% off estimated retailView Product: Unbranded Two Piece Swimsuit
Unbranded
Two Piece Swimsuit
Size 70 cm
$13.99 $10.49 25% off with code HOTDEAL
36% off estimated retailView Product: Mudpie Baby One Piece Swimsuit
Mudpie Baby
One Piece Swimsuit
Size 6-9 mo
$32.99 $23.09 30% off with code HOTDEAL
49% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 2
$9.99 $7.99 20% off with code HOTDEAL
59% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 3T
$14.99 $10.49 30% off with code HOTDEAL
48% off estimated retailView Product: Cat & Jack Two Piece Swimsuit
Cat & Jack
Two Piece Swimsuit
Size 12 mo
$15.99 $11.99 25% off with code HOTDEAL
23% off estimated retailView Product: Cat & Jack One Piece Swimsuit
Cat & Jack
One Piece Swimsuit
Size X-Small tots
$13.99 $11.19 20% off with code HOTDEAL
29% off estimated retailView Product: Nickelodeon One Piece Swimsuit
Nickelodeon
One Piece Swimsuit
Size 12 mo
$12.99 $10.39 20% off with code HOTDEAL
31% off estimated retailView Product: Egg by Susan Lazar One Piece Swimsuit
Egg by Susan Lazar
One Piece Swimsuit
Size 12 mo
$11.99 $9.59 20% off with code HOTDEAL
59% off estimated retailView Product: Assorted Brands Two Piece Swimsuit
Assorted Brands
Two Piece Swimsuit
Size Medium youth
$13.99 $9.79 30% off with code HOTDEAL
60% off estimated retailView Product: Baby Gap One Piece Swimsuit
Baby Gap
One Piece Swimsuit
Size 6-12 mo
$13.99 $11.19 20% off with code HOTDEAL
55% 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: Shade Critters One Piece Swimsuit
Shade Critters
One Piece Swimsuit
Size 10
$30.99 $18.59 40% off with code HOTDEAL
61% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size Large youth
$11.99 $8.99 25% off with code HOTDEAL
66% off estimated retail