Trending Categories
Trending Brands
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.
638 items
Sort by:
View Product: Gap Kids Board Shorts
Gap Kids
Board Shorts
Size Medium youth
$14.99 $11.24 25% off with code THRIFT25
53% off estimated retailView Product: Assorted Brands Rash Guard
Assorted Brands
Rash Guard
Size Large youth
$14.99 $11.24 25% off with code THRIFT25
54% off estimated retailView Product: Vineyard Vines Board Shorts
Vineyard Vines
Board Shorts
Size Large infants
$10.99 $8.24 25% off with code THRIFT25
38% off estimated retailView Product: Vineyard Vines for Target Board Shorts
Vineyard Vines for Target
Board Shorts
Size 12
$13.99 $10.49 25% off with code THRIFT25
12% off estimated retailView Product: Sonoma Goods for Life Rash Guard
Sonoma Goods for Life
Rash Guard
Size 7
$13.99 $10.49 25% off with code THRIFT25
44% off estimated retailView Product: Vineyard Vines Board Shorts
Vineyard Vines
Board Shorts
Size Large youth
$27.99 $20.99 25% off with code THRIFT25
68% off estimated retailView Product: Star Wars Board Shorts
Star Wars
Board Shorts
Size X-Small kids
$6.99 $5.24 25% off with code THRIFT25
22% off estimated retailView Product: Quiksilver Board Shorts
Quiksilver
Board Shorts
Size X-Small kids
$11.99 $8.99 25% off with code THRIFT25
33% off estimated retailView Product: Under Armour Rash Guard
Under Armour
Rash Guard
Size Small youth
$23.99 $17.99 25% off with code THRIFT25
41% off estimated retailView Product: Gap Kids Board Shorts
Gap Kids
Board Shorts
Size Small infants
$11.99 $8.99 25% off with code THRIFT25
42% off estimated retail