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Boys' Swimwear

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Whether it's a day at the pool or the beach, your little man needs a comfortable and stylish look. At thredUP, you'll find boys' swimwear in a variety of styles, colors, and designs that he will love, and at up to 90% off estimated retail, the prices will make you happy as well.

163 items
UV Skinz Size 2T
View Product: UV Skinz Size 2T

UV Skinz

Size 2T
$25.99 $51

$20.79 20% off with

Gymboree Size 2T
Price Drop
View Product: Gymboree Size 2T

Gymboree

Size 2T
$11.99 $25

$7.19 40% off with

Carter's Size 2T
Rare Find
View Product: Carter's Size 2T

Carter's

Size 2T
$13.99 $24

$9.79 30% off with

Gymboree Size 2T
Price Drop
View Product: Gymboree Size 2T

Gymboree

Size 2T
$8.99 $25

$5.39 40% off with

O'Neill Size 2
View Product: O'Neill Size 2

O'Neill

Size 2
$9.99 $20

$6.99 30% off with

Baby Gap Size 2
View Product: Baby Gap Size 2

Baby Gap

Size 2
$12.99 $20

$9.09 30% off with

Old Navy Size 2T
Price Drop
View Product: Old Navy Size 2T

Old Navy

Size 2T
$9.99 $13

$4.99 50% off with

OshKosh B'gosh Size 2T
Price Drop
View Product: OshKosh B'gosh Size 2T

OshKosh B'gosh

Size 2T
$12.99 $21

$9.09 30% off with

Carter's Size 2T
Rare Find
View Product: Carter's Size 2T

Carter's

Size 2T
$22.99 $41

$16.09 30% off with

H&M Size 2
Price Drop
View Product: H&M Size 2

H&M

Size 2
$7.99 $31

$4.79 40% off with

Cat & Jack Size 2T
Price Drop
View Product: Cat & Jack Size 2T

Cat & Jack

Size 2T
$8.99 $20

$5.39 40% off with

Carter's Size 2T
Price Drop
View Product: Carter's Size 2T

Carter's

Size 2T
$11.99 $28

$7.19 40% off with

The Children's Place Size 2T
Price Drop
View Product: The Children's Place Size 2T

The Children's Place

Size 2T
$4.99 $15

$2.49 50% off with

iXtreme Outfitters Size 2T
Price Drop
View Product: iXtreme Outfitters Size 2T

iXtreme Outfitters

Size 2T
$4.99 $10

$2.99 40% off with

Gymboree Size 2T
Price Drop
View Product: Gymboree Size 2T

Gymboree

Size 2T
$4.99 $25

$2.49 50% off with

UV Skinz Size 2T
Price Drop
View Product: UV Skinz Size 2T

UV Skinz

Size 2T
$12.99 $51

$6.49 50% off with

Baby Gap Size 2T
View Product: Baby Gap Size 2T

Baby Gap

Size 2T
$9.99 $20

$6.99 30% off with

Old Navy Size 2T
Price Drop
View Product: Old Navy Size 2T

Old Navy

Size 2T
$4.99 $15

$2.49 50% off with

Carter's Size 2T
Price Drop
View Product: Carter's Size 2T

Carter's

Size 2T
$7.99 $24

$3.99 50% off with

Disney Size 2
Price Drop
View Product: Disney Size 2

Disney

Size 2
$7.99 $10

$3.99 50% off with

OshKosh B'gosh Size 2T
Price Drop
View Product: OshKosh B'gosh Size 2T

OshKosh B'gosh

Size 2T
$4.99 $21

$2.49 50% off with

Hanna Andersson Size 90 cm
Price Drop
View Product: Hanna Andersson Size 90 cm

Hanna Andersson

Size 90 cm
$11.99 $38

$5.99 50% off with

Unbranded Size 2T
Price Drop
View Product: Unbranded Size 2T

Unbranded

Size 2T
$4.99 $20

$2.99 40% off with

Carter's Size 2T
Price Drop
View Product: Carter's Size 2T

Carter's

Size 2T
$11.99 $24

$7.19 40% off with

Candlesticks Size 2T
Price Drop
View Product: Candlesticks Size 2T

Candlesticks

Size 2T
$5.99 $10

$2.99 50% off with

Gymboree Size 2T
Price Drop
View Product: Gymboree Size 2T

Gymboree

Size 2T
$6.99 $25

$3.49 50% off with

An Original Penguin by Munsingwear Size 2T
Price Drop
View Product: An Original Penguin by Munsingwear Size 2T

An Original Penguin by Munsingwear

Size 2T
$7.99 $14

$3.99 50% off with

xcel Size 2
Price Drop
View Product: xcel Size 2

xcel

Size 2
$12.99 $31

$7.79 40% off with

Unbranded Size Large infants
Price Drop
View Product: Unbranded Size Large infants

Unbranded

Size Large infants
$4.99 $14

$2.99 40% off with

Assorted Brands Size 2T
Price Drop
View Product: Assorted Brands Size 2T

Assorted Brands

Size 2T
$10.99 $20

$5.49 50% off with

UV Skinz Size 2T
Price Drop
View Product: UV Skinz Size 2T

UV Skinz

Size 2T
$6.99 $26

$3.49 50% off with

Baby Gap Size 2T
Price Drop
View Product: Baby Gap Size 2T

Baby Gap

Size 2T
$9.99 $20

$4.99 50% off with

Gymboree Size 2T
Price Drop
View Product: Gymboree Size 2T

Gymboree

Size 2T
$9.99 $25

$4.99 50% off with

Gymboree Size 2T
Price Drop
View Product: Gymboree Size 2T

Gymboree

Size 2T
$9.99 $25

$4.99 50% off with

Assorted Brands Size 2
Price Drop
View Product: Assorted Brands Size 2

Assorted Brands

Size 2
$9.99 $20

$4.99 50% off with

Carter's Size 2T
View Product: Carter's Size 2T

Carter's

Size 2T
$11.99 $24
Carter's Size 2T
View Product: Carter's Size 2T

Carter's

Size 2T
$15.99 $28
Old Navy Size 2T
View Product: Old Navy Size 2T

Old Navy

Size 2T
$7.99 $13
Gymboree Size 2T
View Product: Gymboree Size 2T

Gymboree

Size 2T
$13.99 $22
Gymboree Size 2T
View Product: Gymboree Size 2T

Gymboree

Size 2T
$12.99 $25
Billabong Size 2
View Product: Billabong Size 2

Billabong

Size 2
$20.99 $51
Old Navy Size 2T
View Product: Old Navy Size 2T

Old Navy

Size 2T
$11.99 $15
Carter's Size 2T
View Product: Carter's Size 2T

Carter's

Size 2T
$12.99 $24
Body Glove Size 2
View Product: Body Glove Size 2

Body Glove

Size 2
$10.99 $26
Gymboree Size 2T
View Product: Gymboree Size 2T

Gymboree

Size 2T
$10.99 $25
Lands' End Size 2T
View Product: Lands' End Size 2T

Lands' End

Size 2T
$14.99 $25
Hanna Andersson Size 2
View Product: Hanna Andersson Size 2

Hanna Andersson

Size 2
$14.99 $38

$11.99 20% off with

Marvel Size 2T
View Product: Marvel Size 2T

Marvel

Size 2T
$13.99 $20

$11.19 20% off with

Batman Size 2T
View Product: Batman Size 2T

Batman

Size 2T
$6.99 $10

$5.59 20% off with

Disney Size 2
View Product: Disney Size 2

Disney

Size 2
$6.99 $10

$5.59 20% off with

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