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Girls' Swimwear

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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.

350 items
Carter's Size 12 mo
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View Product: Carter's Size 12 mo

Carter's

Size 12 mo
$8.99 $34

$5.39 40% off with

Janie and Jack Size 6-12 mo
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View Product: Janie and Jack Size 6-12 mo

Janie and Jack

Size 6-12 mo
$9.99 $39

$5.99 40% off with

Old Navy Size 12-18 mo
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View Product: Old Navy Size 12-18 mo

Old Navy

Size 12-18 mo
$8.99 $17

$5.39 40% off with

Carter's Size 18 mo
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View Product: Carter's Size 18 mo

Carter's

Size 18 mo
$10.99 $34

$6.59 40% off with

Floatimini Size 3T
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View Product: Floatimini Size 3T

Floatimini

Size 3T
$14.99 $64

$7.49 50% off with

Snapper Rock Size 10
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View Product: Snapper Rock Size 10

Snapper Rock

Size 10
$14.99 $23

$8.99 40% off with

Sun Alert Size 24 mo
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View Product: Sun Alert Size 24 mo

Sun Alert

Size 24 mo
$6.99 $20
Assorted Brands Size X-Large youth
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View Product: Assorted Brands Size X-Large youth

Assorted Brands

Size X-Large youth
$7.99 $31

$6.39 20% off with

Assorted Brands Size 6-9 mo
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View Product: Assorted Brands Size 6-9 mo

Assorted Brands

Size 6-9 mo
$5.99 $20
Assorted Brands Size 24 mo
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View Product: Assorted Brands Size 24 mo

Assorted Brands

Size 24 mo
$6.99 $20
Carter's Size 18 mo
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View Product: Carter's Size 18 mo

Carter's

Size 18 mo
$12.99 $34

$6.49 50% off with

Unbranded Size 18
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View Product: Unbranded Size 18

Unbranded

Size 18
$8.99 $31

$6.29 30% off with

Assorted Brands Size 12-24 mo
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View Product: Assorted Brands Size 12-24 mo

Assorted Brands

Size 12-24 mo
$14.99 $41

$7.49 50% off with

Vineyard Vines Performance Size X-Large youth
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View Product: Vineyard Vines Performance Size X-Large youth

Vineyard Vines Performance

Size X-Large youth
$23.99 $45

$14.39 40% off with

Circo Size 12 mo
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View Product: Circo Size 12 mo

Circo

Size 12 mo
$3.99 $13
First Impressions Size 3-6 mo
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View Product: First Impressions Size 3-6 mo

First Impressions

Size 3-6 mo
$6.99 $26
Janie and Jack Size 12-18 mo
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View Product: Janie and Jack Size 12-18 mo

Janie and Jack

Size 12-18 mo
$11.99 $39

$7.19 40% off with

Old Navy Size 6-12 mo
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View Product: Old Navy Size 6-12 mo

Old Navy

Size 6-12 mo
$7.99 $13

$6.39 20% off with

Speedo Size 12-24 mo
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View Product: Speedo Size 12-24 mo

Speedo

Size 12-24 mo
$28.99 $68

$17.39 40% off with

The Children's Place Size 12 mo
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View Product: The Children's Place Size 12 mo

The Children's Place

Size 12 mo
$6.99 $17
Carter's Size 12 mo
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View Product: Carter's Size 12 mo

Carter's

Size 12 mo
$9.99 $34

$5.99 40% off with

Carter's Size 12 mo
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View Product: Carter's Size 12 mo

Carter's

Size 12 mo
$10.99 $34

$6.59 40% off with

Circo Size X-Large kids
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View Product: Circo Size X-Large kids

Circo

Size X-Large kids
$6.99 $15
Frankie & Daisy Size 3-6 mo
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View Product: Frankie & Daisy Size 3-6 mo

Frankie & Daisy

Size 3-6 mo
$13.99 $33

$8.39 40% off with

Billabong Size 6
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View Product: Billabong Size 6

Billabong

Size 6
$12.99 $38

$7.79 40% off with

Janie and Jack Size 3-6 mo
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View Product: Janie and Jack Size 3-6 mo

Janie and Jack

Size 3-6 mo
$13.99 $39

$8.39 40% off with

Old Navy Size 6-12 mo
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View Product: Old Navy Size 6-12 mo

Old Navy

Size 6-12 mo
$6.99 $17
Assorted Brands Size 6-12 mo
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View Product: Assorted Brands Size 6-12 mo

Assorted Brands

Size 6-12 mo
$5.99 $20
Assorted Brands Size 6
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View Product: Assorted Brands Size 6

Assorted Brands

Size 6
$7.99 $31

$6.39 20% off with

Carter's Size 12 mo
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View Product: Carter's Size 12 mo

Carter's

Size 12 mo
$10.99 $34

$6.59 40% off with

Carter's Size 24 mo
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View Product: Carter's Size 24 mo

Carter's

Size 24 mo
$9.99 $34

$5.99 40% off with

ZeroXposur Size 14
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View Product: ZeroXposur Size 14

ZeroXposur

Size 14
$11.99 $38

$7.19 40% off with

Danshuz Size Small kids
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View Product: Danshuz Size Small kids

Danshuz

Size Small kids
$6.99 $19
Carter's Size 12 mo
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View Product: Carter's Size 12 mo

Carter's

Size 12 mo
$7.99 $34

$6.39 20% off with

Carter's Size 24 mo
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View Product: Carter's Size 24 mo

Carter's

Size 24 mo
$6.99 $34
Gap Kids Size 14
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View Product: Gap Kids Size 14

Gap Kids

Size 14
$11.99 $40

$5.99 50% off with

Snapper Rock Size 4
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View Product: Snapper Rock Size 4

Snapper Rock

Size 4
$8.99 $19

$6.29 30% off with

Carter's Size 12 mo
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View Product: Carter's Size 12 mo

Carter's

Size 12 mo
$7.99 $34

$6.39 20% off with

Carter's Size 6 mo
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View Product: Carter's Size 6 mo

Carter's

Size 6 mo
$7.99 $28

$6.39 20% off with

Assorted Brands Size Medium youth
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View Product: Assorted Brands Size Medium youth

Assorted Brands

Size Medium youth
$13.99 $61

$6.99 50% off with

Assorted Brands Size 2
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View Product: Assorted Brands Size 2

Assorted Brands

Size 2
$5.99 $20
Hula Star Size 6X
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View Product: Hula Star Size 6X

Hula Star

Size 6X
$7.99 $23

$6.39 20% off with

Sweet & Soft Size 12 mo
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View Product: Sweet & Soft Size 12 mo

Sweet & Soft

Size 12 mo
$8.99 $50

$6.29 30% off with

Carter's Size 3 mo
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View Product: Carter's Size 3 mo

Carter's

Size 3 mo
$8.99 $28

$6.29 30% off with

Baby Gap Size 12-18 mo
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View Product: Baby Gap Size 12-18 mo

Baby Gap

Size 12-18 mo
$7.99 $25

$5.59 30% off with

Dolfin Size 24 mo
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View Product: Dolfin Size 24 mo

Dolfin

Size 24 mo
$6.99 $13

$5.59 20% off with

Assorted Brands Size 9
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View Product: Assorted Brands Size 9

Assorted Brands

Size 9
$9.99 $31

$5.99 40% off with

Carter's Size 6X
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View Product: Carter's Size 6X

Carter's

Size 6X
$8.99 $28

$6.29 30% off with

Old Navy Size 4T
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View Product: Old Navy Size 4T

Old Navy

Size 4T
$6.99 $17
Wetsuit Club by Candlesticks Size 2T
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View Product: Wetsuit Club by Candlesticks Size 2T

Wetsuit Club by Candlesticks

Size 2T
$7.99 $15

$6.39 20% off with