Shop thredUP for designer brands in boys' board shorts, including Circo and Baby Gap. Get pre-loved swimwear for boys big and small at up to 90% off estimated retail prices.
175 items
Sort by:
Assorted Brands
Board Shorts
Size X-Small youth
$13.99 $11.19 20% off with code HOTDEAL
45% off estimated retail
Treasure & Bond
Board Shorts
Size Medium youth
$10.99 $8.79 20% off with code HOTDEAL
54% off estimated retail
Trunks Surf & Swim Co.
Board Shorts
Size Medium tots
$22.99 $16.09 30% off with code HOTDEAL
44% off estimated retail
Under Armour
Board Shorts
Size Small youth
$13.99 $9.79 30% off with code HOTDEAL
51% off estimated retail
Hanna Andersson
Board Shorts
Size 110 cm
$23.99 $15.59 35% off with code HOTDEAL
33% off estimated retail
Mad Iguana
Board Shorts
Size Medium kids
$10.99 $8.79 20% off with code HOTDEAL
37% off estimated retail
Assorted Brands
Board Shorts
Size X-Large youth
$13.99 $11.19 20% off with code HOTDEAL
65% off estimated retail
Unbranded
Board Shorts
Size X-Large youth
$8.99 $7.19 20% off with code HOTDEAL
63% off estimated retail
Hanna Andersson
Board Shorts
Size 60 cm
$23.99 $12.00 50% off with code HOTDEAL
33% off estimated retail
Hanna Andersson
Board Shorts
Size 3-6 mo
$23.99 $12.00 50% off with code HOTDEAL
33% off estimated retail
Under Armour
Board Shorts
Size Small infants
$13.99 $7.00 50% off with code HOTDEAL
33% off estimated retail
Tommy Hilfiger
Board Shorts
Size 12-18 mo
$10.99 $6.59 40% off with code HOTDEAL
50% off estimated retail
Rokka & Rolla
Board Shorts
Size Small infants
$8.99 $5.39 40% off with code HOTDEAL
55% off estimated retail