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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.
137 items
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View Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 6X
$12.99 $10.39 20% off with code HOTDEAL
63% off estimated retailView Product: Tucker + Tate One Piece Swimsuit
Tucker + Tate
One Piece Swimsuit
Size 3
$16.99 $13.59 20% off with code HOTDEAL
58% off estimated retailView Product: Tucker + Tate One Piece Swimsuit
Tucker + Tate
One Piece Swimsuit
Size 2
$13.99 $11.19 20% off with code HOTDEAL
55% off estimated retailView Product: Matilda Jane One Piece Swimsuit
Matilda Jane
One Piece Swimsuit
Size 10
$16.99 $11.89 30% off with code HOTDEAL
57% off estimated retailView Product: Capezio One Piece Swimsuit
Capezio
One Piece Swimsuit
Size Large youth
$11.99 $9.59 20% off with code HOTDEAL
56% off estimated retailView Product: Unbranded One Piece Swimsuit
Unbranded
One Piece Swimsuit
Size 100 cm
$13.99 $10.49 25% off with code HOTDEAL
51% off estimated retailView Product: Shade Critters One Piece Swimsuit
Shade Critters
One Piece Swimsuit
Size 2T
$20.99 $15.74 25% off with code HOTDEAL
61% off estimated retailView Product: Freestyle By Danskin One Piece Swimsuit
Freestyle By Danskin
One Piece Swimsuit
Size 4
$11.99 $9.59 20% off with code HOTDEAL
21% 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: The Children's Place One Piece Swimsuit
The Children's Place
One Piece Swimsuit
Size 18-24 mo
$8.99 $7.19 20% off with code HOTDEAL
55% off estimated retailView Product: Art Class One Piece Swimsuit
Art Class
One Piece Swimsuit
Size Medium kids
$13.99 $11.19 20% off with code HOTDEAL
29% off estimated retailView Product: Speedo One Piece Swimsuit
Speedo
One Piece Swimsuit
Size X-Large youth
$20.99 $14.69 30% off with code HOTDEAL
24% off estimated retailView Product: Baby Gap Two Piece Swimsuit
Baby Gap
Two Piece Swimsuit
Size 12-18 mo
$15.99 $12.79 20% off with code HOTDEAL
51% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 18 mo
$10.99 $8.79 20% off with code HOTDEAL
54% off estimated retailView Product: Cat & Jack One Piece Swimsuit
Cat & Jack
One Piece Swimsuit
Size X-Small tots
$12.99 $10.39 20% off with code HOTDEAL
35% off estimated retailView Product: Assorted Brands Wetsuit
Assorted Brands
Wetsuit
Size X-Large youth Plus
$38.99 $31.19 20% off with code HOTDEAL
52% off estimated retailView Product: More Than Magic Rash Guard
More Than Magic
Rash Guard
Size X-Large youth
$9.99 $7.99 20% off with code HOTDEAL
43% off estimated retailView Product: Unbranded One Piece Swimsuit
Unbranded
One Piece Swimsuit
Size X-Large tots
$15.99 $12.79 20% off with code HOTDEAL
44% off estimated retailView Product: Jerris Apparel Rash Guard
Jerris Apparel
Rash Guard
Size Medium kids
$16.99 $13.59 20% off with code HOTDEAL
40% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 6-12 mo
$12.99 $10.39 20% off with code HOTDEAL
45% off estimated retailView Product: Old Navy One Piece Swimsuit
Old Navy
One Piece Swimsuit
Size 12-18 mo
$8.99 $5.84 35% off with code HOTDEAL
55% off estimated retailView Product: Egg by Susan Lazar One Piece Swimsuit
Egg by Susan Lazar
One Piece Swimsuit
Size 12 mo
$20.99 $12.59 40% off with code HOTDEAL
22% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size 12
$15.99 $10.39 35% off with code HOTDEAL
57% off estimated retailView Product: Assorted Brands Wetsuit
Assorted Brands
Wetsuit
Size X-Large youth
$26.99 $17.54 35% off with code HOTDEAL
63% off estimated retailView Product: Les Tout Petits One Piece Swimsuit
Les Tout Petits
One Piece Swimsuit
Size 2
$16.99 $9.34 45% off with code HOTDEAL
76% off estimated retailView Product: Assorted Brands One Piece Swimsuit
Assorted Brands
One Piece Swimsuit
Size X-Large kids
$14.99 $8.99 40% off with code HOTDEAL
60% off estimated retailView Product: Under Armour Rash Guard
Under Armour
Rash Guard
Size Medium infants
$10.99 $6.59 40% off with code HOTDEAL
66% off estimated retailView Product: Snowflake Designs One Piece Swimsuit
Snowflake Designs
One Piece Swimsuit
Size Small kids
$16.99 $10.19 40% off with code HOTDEAL
61% off estimated retailView Product: Art Class One Piece Swimsuit
Art Class
One Piece Swimsuit
Size Small infants
$8.99 $5.39 40% off with code HOTDEAL
42% off estimated retailView Product: Old Navy Two Piece Swimsuit
Old Navy
Two Piece Swimsuit
Size Medium kids
$15.99 $8.79 45% off with code HOTDEAL
16% off estimated retailView Product: OshKosh B'gosh One Piece Swimsuit
OshKosh B'gosh
One Piece Swimsuit
Size 18 mo
$11.99 $7.19 40% off with code HOTDEAL
58% off estimated retail