Trending Categories
Trending Brands
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.
307 items
Sort by:
View Product: Unbranded Two Piece Swimsuit
Unbranded
Two Piece Swimsuit
Size 150 cm
$13.99 $10.49 25% off with code HOTDEAL
57% off estimated retailView Product: Gymboree Two Piece Swimsuit
Gymboree
Two Piece Swimsuit
Size 18-24 mo
$22.99 $17.24 25% off with code HOTDEAL
29% off estimated retailView Product: Assorted Brands Two Piece Swimsuit
Assorted Brands
Two Piece Swimsuit
Size 9
$11.99 $9.59 20% off with code HOTDEAL
66% off estimated retailView Product: Old Navy Two Piece Swimsuit
Old Navy
Two Piece Swimsuit
Size 12-18 mo
$8.99 $7.19 20% off with code HOTDEAL
55% off estimated retailView Product: Assorted Brands Two Piece Swimsuit
Assorted Brands
Two Piece Swimsuit
Size 9 mo
$13.99 $11.19 20% off with code HOTDEAL
40% off estimated retailView Product: UV Skinz Two Piece Swimsuit
UV Skinz
Two Piece Swimsuit
Size 12-18 mo
$10.99 $8.79 20% off with code HOTDEAL
66% off estimated retailView Product: Assorted Brands Two Piece Swimsuit
Assorted Brands
Two Piece Swimsuit
Size 14
$12.99 $10.39 20% off with code HOTDEAL
63% off estimated retailView Product: More Than Magic Two Piece Swimsuit
More Than Magic
Two Piece Swimsuit
Size 4
$11.99 $9.59 20% off with code HOTDEAL
21% off estimated retailView Product: Gap Kids Two Piece Swimsuit
Gap Kids
Two Piece Swimsuit
Size 2X-large kids
$17.99 $11.69 35% off with code HOTDEAL
53% off estimated retailView Product: Assorted Brands Two Piece Swimsuit
Assorted Brands
Two Piece Swimsuit
Size X-Small kids
$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 14
$20.99 $14.69 30% off with code HOTDEAL
61% 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: Lands' End Two Piece Swimsuit
Lands' End
Two Piece Swimsuit
Size 10 Slim
$22.99 $12.64 45% off with code HOTDEAL
39% off estimated retailView Product: Janie and Jack Two Piece Swimsuit
Janie and Jack
Two Piece Swimsuit
Size 12-18 mo
$24.99 $16.24 35% off with code HOTDEAL
40% off estimated retailView Product: Unbranded Two Piece Swimsuit
Unbranded
Two Piece Swimsuit
Size 70 cm
$15.99 $11.19 30% off with code HOTDEAL
27% off estimated retailView Product: Old Navy Two Piece Swimsuit
Old Navy
Two Piece Swimsuit
Size 12-18 mo
$8.99 $7.19 20% off with code HOTDEAL
55% off estimated retailView Product: Gap Kids Two Piece Swimsuit
Gap Kids
Two Piece Swimsuit
Size Small youth
$17.99 $10.79 40% off with code HOTDEAL
53% off estimated retailView Product: Shade Critters Two Piece Swimsuit
Shade Critters
Two Piece Swimsuit
Size 6-12 mo
$12.99 $9.74 25% off with code HOTDEAL
75% off estimated retailView Product: Old Navy Two Piece Swimsuit
Old Navy
Two Piece Swimsuit
Size 6-12 mo
$11.99 $8.99 25% off with code HOTDEAL
38% 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: Unbranded Two Piece Swimsuit
Unbranded
Two Piece Swimsuit
Size 100 cm
$11.99 $8.99 25% off with code HOTDEAL
59% off estimated retailView Product: Janie and Jack Two Piece Swimsuit
Janie and Jack
Two Piece Swimsuit
Size 6-12 mo
$23.99 $15.59 35% off with code HOTDEAL
52% 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 retail