11,000+ results
- GOAT USA bathing suit trunks youth boys mediumOpens in a new window or tabNew (Other)$40.00or Best Offer+$4.84 delivery
- Chubbies Kids Boys Classic Floral Swim Trunks 5 0057Opens in a new window or tabPre-Owned$17.50Was: $25.0030% offBuy It Now+$6.55 delivery
- Vineyard Vines Kids Chappy Swim Trunks Size Small 2 Pairs Blue Red WhiteOpens in a new window or tabPre-Owned$35.00or Best Offer+$8.71 delivery
- Polo Ralph Lauren Boys Blue/White Gingham Check Pattern Swim TrunksOpens in a new window or tabPre-Owned$15.00or Best Offer+$6.55 delivery
- Chubbies Swim Trunks Youth Boys M The En Fegos Aztec Mesh Lined 5.5" ClassicOpens in a new window or tabPre-Owned$18.00or Best Offer+$5.21 deliveryFree returnsTop Rated Plus
- Quiksilver Toddler 3-piece, Size 5/6 Swim Set, for Boys, SwimwearOpens in a new window or tabBrand New$25.93Buy It NowFree delivery
- $55 NWT Chubbies Lil Fuego Youth Boys Swim Shorts Size 5Opens in a new window or tabBrand New$16.99Buy It Now+$4.25 delivery10 watchers
Picked For You
Top selling items from trusted sellers | Sponsored- BIRDWELL BEACH BRITCHES BOYS BOARDSHORTS YOUTH KIDS TODDLER SIZE 4Opens in a new window or tab$25.00afamilyaffair7 (5,261) 100%
- Mickey Mouse Boy's 2 Piece UPF+ 50 Long Sleeve Rash Guard and Swim Trunk SetOpens in a new window or tab$14.00betterthanretail2015 (5,249) 98%Save up to 20% when you buy more
- Boys Swim Shorts 4T Sz 4 Swim Trunks Boy 2 Pair Joe Boxer Adjustable New NWTOpens in a new window or tab$19.95ryansmisfittoys (20,385) 99.8%
- Polo By Ralph Lauren Kids Boys Adjustable Elastic Waist Lined Swim Trunks Sz 4Opens in a new window or tab$27.99babies_n_things (1,999) 100%
- Vans Boardshorts Boy's Medium (10-12) New Primary Print 15.5" Swimwear TrunksOpens in a new window or tab$24.99threaddesigns (23,400) 99.8%
- Hurley Boys Long Sleeve Moisture Wicking UV T-ShirtOpens in a new window or tab$15.99ewirelessgear (169,800) 99.7%Save up to 30% when you buy more
- (10) Boys Youth Shorts Swimsuit Swim Trunks Used Nike Oshkosh Old Navy GymboreeOpens in a new window or tab$22.95dont_wait_buy_now (1,715) 100%
- Member's Mark 2-Piece Family Swim Boy's Rashguard & Swim Trunk SetOpens in a new window or tabBrand New$12.99List price: $24.0046% offBuy It NowFree delivery in 2-4 daysFree returnsSave up to 30% when you buy more
- Hurley Youth Boy's UPF 50+ Long Sleeve Rash Guard Swim TopOpens in a new window or tabBrand New$12.99List price: $26.0050% offBuy It NowFree delivery in 2-4 daysFree returnsSave up to 30% when you buy more
- Member's Mark Boys 4Way Stretch Quick Dry UPF50 Sun Protection Resort Swim TrunkOpens in a new window or tabBrand New$11.99List price: $30.0060% offBuy It NowFree delivery in 2-4 daysFree returnsSave up to 30% when you buy more
- $55 NWT Chubbies The Lil Blooms Youth Boys Swim Shorts Size 5Opens in a new window or tabBrand New$16.99Buy It Now+$4.45 deliveryLast one
- Boys Patagonia blue swim shorts sz MOpens in a new window or tabPre-Owned$8.00or Best Offer+$4.84 delivery
- Boys' Nike Grid Swoosh Breaker Volley Swim Trunks Bathing SuitOpens in a new window or tabBrand New$14.99Buy It NowFree deliverySave up to 20% when you buy more
- Polo Bear Ralph Lauren Embroidery Boys Swim Trunk Navy Blue Board Short M 10-12Opens in a new window or tabPre-Owned$18.89Was: $20.9910% offor Best Offer+$6.57 deliveryFree returnsTop Rated Plus
- Boys' Southern Tide Baldwin Gingham Swim Trunk MEDIUMOpens in a new window or tabPre-Owned$27.00Was: $30.0010% offor Best Offer+$5.00 delivery
- Hurley Boy's Shark Camo Swim Trunks Shorts Black 5Opens in a new window or tabNew (Other)$25.00or Best Offer+$4.51 delivery
- NEW! BOYS ADIDAS JAMMER! SIZE 24 BLACK + RED #424Opens in a new window or tabBrand New$12.99or Best OfferFree deliverySave up to 15% when you buy more
- Lot of 2 Lucky Brand Swim Trunks Blue Orange Size Medium 10/12 Youth BoysOpens in a new window or tabPre-Owned$9.99Buy It Now+$6.99 delivery
- Mickey Mouse Boy's 2 Piece UPF+ 50 Long Sleeve Rash Guard and Swim Trunk SetOpens in a new window or tabBrand New$19.99List price: $30.0033% offBuy It NowFree delivery in 2-4 daysFree returnsSave up to 30% when you buy more
From our popular brands
Based on number of views and purchases | Sponsored- NikeNike Shorts Youth Small 4 6 Black Swim Jammer Drawstring Nylon Spandex BlendOpens in a new window or tabPre-Owned$13.19+$5.37 deliveryExtra 20% off with coupon
- GapGap Kids Boys Swim Trunks Navy Blue Size Medium Swim Shorts, Board ShortsOpens in a new window or tabPre-Owned$11.99Free delivery
- VilebrequinNWT AUTHENTIC VILEBREQUIN SWIM TRUNKS - WATER REACTIVE - KIDS- BLUE - 4 YEARSOpens in a new window or tabBrand New$65.00+$5.95 delivery
- VilebrequinNEW WITH TAGS AUTHENTIC VILEBREQUIN SWIM TRUNKS FOR KIDS - YELLOW - 4 YEARSOpens in a new window or tabBrand New$65.00+$5.95 delivery
- PatagoniaPATAGONIA Boys XXL BAGGIES SHORT 67052 Swim Trunks Lined 8” Inseam HYBRIDOpens in a new window or tabPre-Owned$19.55+$8.71 delivery
- PatagoniaPatagonia Swim Trunks Boys Size Small BlueOpens in a new window or tabPre-Owned$14.00+$6.10 delivery
- HurleyHurley Kids Boys Black Shark Print Elastic Waist Swim Trunks Shorts Size 5/6Opens in a new window or tabPre-Owned$15.00+$5.99 delivery
- DisneyMickey Mouse Boy's 2 Piece UPF+ 50 Long Sleeve Rash Guard and Swim Trunk SetOpens in a new window or tabBrand New$14.00Free deliverySave up to 20% when you buy more
- ArtArt Class Boy's Size 5 Lined Adjustable Waist Cargo Pocket Swim Board ShortsOpens in a new window or tabPre-Owned$5.39+$4.95 delivery
- HurleyHurley UPF 50+ Rash Guard Swim Shirt Boys' 5 Volt H20-Dri WicksOpens in a new window or tabBrand New$14.99+$4.99 delivery
- QuiksilverQuicksilver Rash Guard Swim Shirt Youth Medium Gray Long Sleeve Logo Print BeachOpens in a new window or tabPre-Owned$11.04+$5.50 deliveryExtra 15% off with coupon
- 💕1 Vilebrequin Boy Swim Trunks YOUR CHOICE: Turtle Elephants Bear Travel 4 & 2Opens in a new window or tabPre-Owned$21.90Buy It Now+$7.90 delivery
- Hurley Boys Long Sleeve Moisture Wicking UV T-ShirtOpens in a new window or tabBrand New$15.99List price: $25.0036% offBuy It NowFree delivery in 2-4 daysFree returnsSave up to 30% when you buy more
- Sonic the HedgeHog ☆ Boys' Rash Guard and Swim Trunks Set ☆ Sizes 4-10/12Opens in a new window or tabBrand New$29.95Buy It NowFree deliveryFree returns1+ watchers
- NWT HURLEY Boys Kids Size S/8-10 Board Shorts Swim Trunks Tropical Floral PrintOpens in a new window or tabBrand New$20.00or Best Offer+$9.79 delivery
- Chubbies Youth Small 8/9 Swim Trunks Black Tropical Liner EUCOpens in a new window or tabPre-Owned$29.77Buy It NowFree delivery
- Boys Baseball Pink Blue Ice Cream Drip Sprinkles Swim Lined Shorts Sz 5YOpens in a new window or tabNew (Other)$15.99Buy It Now+$6.55 delivery3 watchers
- Chubbies Youth The Hip To Be Squares Medium 10/12 Lines Swim Trunk-ShorterOpens in a new window or tabBrand New$40.00Buy It Now+$6.00 delivery
- POLO RALPH LAUREN AUTHENTIC BOYS BRAND NEW ORIGINAL SWIM TRUNK SHORTS Sz 5, NWTOpens in a new window or tabBrand New$26.95or Best Offer+$6.95 delivery in 2-4 days12 watchers
- Nike Shorts Youth Small 4 6 Black Swim Jammer Drawstring Nylon Spandex BlendOpens in a new window or tabPre-Owned$13.19Was: $23.9945% offor Best Offer+$5.37 deliveryFree returnsExtra 20% off with couponTop Rated Plus
- Vtg 80s TIE RACK Troppical Beach Shorts Swim Trunks New Wave Neon Boys sz M /753Opens in a new window or tabPre-Owned$34.95or Best Offer+$7.35 delivery
- Boy's Youth Hurley Board Shorts Swim NEWOpens in a new window or tabBrand New$19.99Buy It NowFree delivery in 2-4 daysFree returnsTop Rated Plus
- Member's Mark Boy's 4-Way Stretch Quick Dry Resort Swim TrunkOpens in a new window or tabBrand New$10.99List price: $30.0063% offBuy It NowFree delivery in 2-4 daysFree returnsSave up to 30% when you buy more
- Patagonia Toddler 4T Board ShortsOpens in a new window or tabPre-Owned$21.00Buy It Now+$4.51 delivery
- Under Armour and Mixed 6 piece Summer/Swim Bundle Blue/Green (size 5T-6T)Opens in a new window or tabPre-Owned$20.00or Best Offer+$14.40 delivery
- Hurley UPF 50+ Rash Guard Swim Shirt Boys' 5 Volt H20-Dri WicksOpens in a new window or tabBrand New$14.99or Best Offer+$4.99 delivery
- Boy’s Polo Ralph Lauren Swim Trunks Bright Yellow & Mesh Liner Size Small (8)Opens in a new window or tabPre-Owned$18.29Buy It Now+$4.56 delivery
- Vineyard Vines for Target Navy Blue Shorts Swim Trunks Boys Size Medium 8/10Opens in a new window or tabPre-Owned$14.99Buy It Now+$5.80 delivery
- NWT Gap Boy's 6" Recycled Swim Trunks Colorblock Swim Shorts Sz XS, S, XL, XXLOpens in a new window or tabBrand New$12.15Was: $13.5010% offBuy It Now+$5.50 delivery
- Gerry Youth boy's 2-pack swim , variationOpens in a new window or tabBrand New$19.99Buy It NowFree delivery
- NEW! $44 RETAIL! BOYS ADIDAS JAMMER! SIZE 24 GREEN + BLACK Stripes #428Opens in a new window or tabBrand New$12.99or Best OfferFree deliverySave up to 15% when you buy more
- Lands End Longsleeve Rashguard Swim Shirt in Navy Size M 5/6Opens in a new window or tabPre-Owned$8.00Buy It Now+$4.71 delivery
- Vineyard Vines Boys Swim Trunks Sz Small (8/10)Opens in a new window or tabPre-Owned$15.00or Best Offer+$5.75 delivery
- NWT Boys Rash Guard Size 4 Swim Top ZeroXposur Neon Green UPF 50+Opens in a new window or tabBrand New$11.21Was: $14.9525% offor Best Offer+$4.99 delivery
- NEW Boys Nike under armour Swim Shorts Trunks Neon Green youth mediumOpens in a new window or tabBrand New$1.000 bids · Time left9h 11m+$8.00 delivery
- Cat & Jack Boy's Shark Themed Swim Trunks 4T (050648)Opens in a new window or tabPre-Owned$0.990 bids · Time left5d 10h$3.99Buy It Now+$5.80 delivery
- Patagonia 4T Nylon Swim Trunks Shorts Multi ColoredOpens in a new window or tabPre-Owned$15.46Buy It Now+$4.55 deliveryFree returnsTop Rated Plus
- Chubbies Swim Shorts Boy Medium Green Pink High Waisted Drawstring Elastic WaistOpens in a new window or tabPre-Owned$27.99or Best Offer+$6.55 delivery
- Vineyard Vines Printed Chappy Swim Trunks Boys Blue 6" Lined Size S 8-10Opens in a new window or tabPre-Owned$13.99or Best Offer+$5.00 deliveryFree returnsTop Rated Plus
- Polo ralph lauren 2025 collection Bear swim trunks Swimsuit Kids Boys Sz 4 $69Opens in a new window or tabBrand New$49.99Buy It NowFree delivery
- HANNA ANDERSSON Star Wars BB8 RASHGUARD SS SHIRT BOYS SZ 4T 100Opens in a new window or tabPre-Owned$13.99or Best Offer+$6.95 delivery
- SONIC the HEDGEHOG SEGA UPF-50 Swim Trunks Bathing Suit NWT Boys Sz. 4, 5-6 or 7Opens in a new window or tabBrand New$15.99Buy It Now+$4.95 delivery in 2-4 daysFree returnsSave up to 20% when you buy moreTop Rated Plus
- Chubbies Youth Kids Medium 10/12 Swim Trunks Blue Pink Flamingos Mesh Liner New!Opens in a new window or tabBrand New$29.95or Best Offer+$5.95 delivery
- Vintage 90s Ocean Pacific Neon Surf Swim Trunks Bathing Suit Youth SmallOpens in a new window or tabPre-Owned$17.99or Best Offer+$6.80 delivery
- Little Boy's Youth Hurley 2 Piece UPF 50+ H2O Dri Swim Shirt Swim Trunks SetOpens in a new window or tabBrand New$24.99Buy It NowFree delivery in 2-4 daysFree returnsTop Rated Plus
- The North Face Flash Dry Pull On Multi-Color Swim Trunks Toddler Size 4Opens in a new window or tabNew (Other)$15.00Buy It NowFree delivery
- Vineyard Vines Printed Chappy Swim Trunks Boys Blue Green Fish 6" Lined Size SOpens in a new window or tabPre-Owned$16.99or Best Offer+$5.00 deliveryFree returnsTop Rated Plus
- Moncler Tricolor -Trimmed Swim Shorts Blue Boys 5 Years $200Opens in a new window or tabPre-Owned$48.00or Best Offer+$6.95 delivery
- Minecraft ☆ Boys' Allover Character Swim Trunks ☆Sizes 4/5, 6/7, 8, 10/12, 14/16Opens in a new window or tabBrand New$17.95Buy It NowFree deliveryFree returns
- Chubbies Swim Shorts Boys Medium Blue White Striped Mesh Lined Drawstring PreppyOpens in a new window or tabPre-Owned$27.99or Best Offer+$6.55 delivery
- Polo Ralph Lauren Boys M 10 12 Swim Trunks Board Shorts Multicolor PlaidOpens in a new window or tabPre-Owned$18.99Buy It Now+$4.57 delivery
- Gap Kids Boys Swim Shirt Size XXL Navy BlueOpens in a new window or tabPre-Owned$4.99or Best Offer+$4.84 delivery
- Bilo Baby Kid Boys Chic Animals Printed One-Piece Rash Guard Sun Hat SwimsuitOpens in a new window or tabBrand New$6.99Buy It NowFree deliverySave up to 50% when you buy more
- New Polo Ralph Lauren Boy's Board Shorts Swim Suit - Size Small (8)Opens in a new window or tabBrand New$19.95Buy It Now+$5.95 deliveryLast one
- NWT-Chubbies swim trunks, Youth MOpens in a new window or tabBrand New$30.00Buy It Now+$4.84 delivery
- CHUBBIES BOYS YOUTH AZTEX PRINT SWIM TRUNKS SIZE SmallOpens in a new window or tabPre-Owned$10.00or Best Offer+$8.84 delivery
- Size S (4) Boys Minecraft Swim Trunks UPF 50Opens in a new window or tabBrand New$9.99Buy It NowFree delivery2 watchers
- SONIC the HEDGEHOG SEGA UPF50+ Swim Trunks Bathing Suit Boys Sz. 4, 5-6 or 7 NWTOpens in a new window or tabBrand New$16.99Buy It Now+$4.95 delivery in 2-4 daysFree returnsSave up to 20% when you buy moreTop Rated Plus
- Fortnight Camo Boys Swim Shorts Size (M) NWTOpens in a new window or tabBrand New$7.99or Best Offer+$5.09 delivery
- NWOT Polo Ralph Lauren Boys 4 4T Traveler Embroidered All Over Pony Swim TrunkOpens in a new window or tabNew (Other)$22.99or Best Offer+$5.10 deliveryFree returnsTop Rated Plus
- Vintage Size Boys Flarico Swim Athletic Supporter Boys Size X-Small From 1970sOpens in a new window or tabBrand New$19.95Buy It Now+$4.95 delivery
- Calvin Klein Swimwear Shorts Boys M (10-12) Yellow Polyester Mesh Elastic WaistOpens in a new window or tabBrand New$17.84Was: $20.9915% offor Best Offer+$9.99 delivery
- Gap Kids Boys Swim Trunks Navy Blue Size Medium Swim Shorts, Board ShortsOpens in a new window or tabPre-Owned$11.99Buy It NowFree delivery
- Items Per Page
