15,000+ results
- Patagonia Baggies Boy Med 10 Swim Shorts Lined Trunks 6" Inseam Blue DrawstringOpens in a new window or tabPre-Owned$16.00Buy It Now+$6.10 delivery
- New Chubbies Lined Stretch Swim Black Havana Nights BoysOpens in a new window or tabNew (Other)$21.50Buy It Now+$4.84 delivery
- chubbies The Whale Sharks Lined Swim Trunks Green/ White Youth Boy Size XLOpens in a new window or tabBrand New$25.99or Best Offer+$5.99 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
- BOYS WAVE ZONE SWIM TRUNKS SIZE LARGE 10/12 CAMOUFLAGE POLYESTER CARGO POCKETOpens in a new window or tabPre-Owned$1.000 bids · Time left25m+$6.55 delivery
- Chubbies Veranda Nights Youth Classic Swim Trunk Short Boys M 10/12 NWOTOpens in a new window or tabNew (Other)$24.99or Best Offer+$6.55 delivery
- 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 deliveryFree returnsSave up to 30% when you buy moreTop Rated Plus
- vineyard vines boys bathing suit size 3TOpens in a new window or tabPre-Owned$10.00or Best Offer+$4.84 delivery
Picked For You
Top selling items from trusted sellers | Sponsored- Boy's Youth Southern Tide Swimsuit Swim TrunksOpens in a new window or tab$29.99qualitybargains01 (65,435) 99.6%
- Boy's Youth Nike Swimsuit Swim Shorts NEWOpens in a new window or tab$23.99qualitybargains01 (65,435) 99.6%
- True Religion Boys Size XL 18-20 Cargo Shorts Swim Trunks Swim Wear UnlinedOpens in a new window or tab$19.00always-random (1,836) 99%
- Boy's Nike Youth Board Shorts Swim NEWOpens in a new window or tab$19.99qualitybargains01 (65,435) 99.6%
- Boy's Youth Nike Dri-Fit UPF 40+ Hydro Half Sleeve Rash Guard Swim ShirtOpens in a new window or tab$19.99qualitybargains01 (65,435) 99.6%
- Nike Boys Swim Briefs Swimsuit Bottoms Youth Core Solids Swimwear TESS0052Opens in a new window or tab$14.99goodbyeretail (117,832) 99.6%
- Vans Boardshorts Boy's Medium (10-12) New Everride Check 15.5" Swimwear TrunksOpens in a new window or tab$24.99threaddesigns (23,108) 99.6%
- SPYDER 3 Pc Boys Swim Set | Rashguard UPF 30+ Sun Protection | NewOpens in a new window or tab$17.99amyssoutlet (4,701) 100%Save up to 20% when you buy more
- Buc-ee’s Youth Swim Trunks X-LargeOpens in a new window or tabPre-Owned$12.00or Best Offer+$6.50 delivery
- Swim Parka Youth - Medium - Navy / Gray (Has a defect in sleeve)Opens in a new window or tabPre-Owned$22.00or Best Offer+$10.85 delivery
- Chubbies Size M (10-12) Youth Classic Swim Trunk Havana Nights Mesh Liner BlkOpens in a new window or tabBrand New$29.99Buy It Now+$5.50 delivery
- Mizuno Swim Brief Waist Size: 51-57cmOpens in a new window or tabBrand New$3.99Buy It Now+$4.84 delivery2 watchers
- Nike Swim Trunks Boys Large L Blue Green Just Do It Mesh Lined SwimwearOpens in a new window or tabPre-Owned$12.88or Best Offer+$4.71 deliveryFree returnsExtra 26% off with couponTop Rated Plus
- Mickey Mouse Boy's 2 Piece UPF+ 50 Long Sleeve Rash Guard and Swim Trunk SetOpens in a new window or tabBrand New$14.00Buy It NowFree deliverySave up to 20% when you buy more
- Polo Ralph Lauren All Over Pony Multi Blue Youth Boys Trunks XL 18-20 NWTOpens in a new window or tabBrand New$37.70or Best Offer+$5.99 deliveryFree returnsTop Rated Plus
- Fair Harbor Swim Trunks Boys XL Green White Floral Drawstring Lined Beach ResortOpens in a new window or tabPre-Owned$17.99or Best Offer+$6.99 deliveryFree returnsTop Rated Plus
- VINEYARD VINES sz M (12-14) Boys Red Shark Print Swim Trunks ShortsOpens in a new window or tabPre-Owned$14.00Buy It Now+$6.55 delivery
- Boys Vineyard Vines Swim trunks SZ L (16)Opens in a new window or tabPre-Owned$20.00or Best Offer+$4.71 delivery
- Boys Nike Brand Swim Shorts / Trunks Size Youth Large [ 12 to 13 Years ]Opens in a new window or tabPre-Owned$7.00or Best Offer+$4.84 delivery
- New Nike Big Boys Volley Swim Shorts Pick Size & ColorOpens in a new window or tabBrand New$19.95Buy It NowFree delivery
From our popular brands
Based on number of views and purchases | Sponsored- PatagoniaPatagonia Baggies Boy Med 10 Swim Shorts Lined Trunks 6" Inseam Blue DrawstringOpens in a new window or tabPre-Owned$16.00+$6.10 delivery
- NikeNike Swim Trunks Boys Large L Blue Green Just Do It Mesh Lined SwimwearOpens in a new window or tabPre-Owned$12.88+$4.71 deliveryExtra 26% off with coupon
- NikeBoy's Youth Nike Swimsuit Swim Shorts NEWOpens in a new window or tabBrand New$23.99Free delivery
- PatagoniaPatagonia Kids Youth Baggies Nylon Pull On Swim Shorts 7" Lined Happy Jam BlueOpens in a new window or tabBrand New$19.99+$5.25 delivery
- VilebrequinNEW WITH TAGS AUTHENTIC VILEBREQUIN SWIM TRUNKS - MULTICOLOR - KIDS - 2 YEARSOpens in a new window or tabBrand New$65.00+$5.95 delivery
- ArtArt Class Boys' Long Sleeve Black Tie-Dye Rash Guard Top, Size Medium (8)Opens in a new window or tabBrand New$6.99+$5.50 delivery
- VilebrequinNWT AUTHENTIC VILEBREQUIN SWIM TRUNKS - WATER REACTIVE SEAHORSE - KIDS - 2 YEARSOpens in a new window or tabBrand New$50.00+$5.95 delivery
- ColumbiaYouth XL Columbia PFG swim sun shirt long sleeve guard fishing royal blue!Opens in a new window or tabPre-Owned$14.00+$4.84 delivery
- TrunksBoys Summer Clothing Large Swim Trunks Set Of 2 Zeroxposure Shorts 14-16 BlueOpens in a new window or tabPre-Owned$18.85Free delivery
- QuiksilverNEW Boy's Youth Quiksilver Polyester Swim Boardshorts ShortsOpens in a new window or tabBrand New$22.99Free delivery
- HurleyHURLEY Character Check Pull-On Swim Trunks Boys M Night Force Drawstring WaistOpens in a new window or tabNew (Other)$11.60+$5.95 delivery
- HurleyHurley Boys Swim Trunks Youth Boys Large Size 27 Orange Board Shorts SurfingOpens in a new window or tabBrand New$44.99+$5.95 delivery
- Properly Tied Youth Inlet Cover Up Size Youth MediumOpens in a new window or tabPre-Owned$24.99Buy It NowFree delivery
- Under Armor Boys Bathing Suit Size largeOpens in a new window or tabPre-Owned$3.00or Best Offer+$4.84 delivery
- Kiki’s Nation Kids Toweling Pants size Medium Crab Swim Beach Terry Cloth TowelOpens in a new window or tabPre-Owned$24.00or Best Offer+$7.85 delivery
- New Nike Big Boys Breaker 8" Volley Swim Shorts Choose Size & Color MSRP $40Opens in a new window or tabBrand New$19.95Buy It NowFree deliveryFree returns
- Boy's Youth Nike Swimsuit Swim Shorts NEWOpens in a new window or tabBrand New$23.99Buy It NowFree deliveryFree returnsTop Rated Plus
- Patagonia Swim Trunk Shorts Boys Medium Baggies Green Mesh Lined Tropical CasualOpens in a new window or tabPre-Owned$21.99or Best Offer+$5.99 delivery
- NWT Nike Swimsuit Boys Medium (fits 10-12 year old) Swim Trunks Longer LengthOpens in a new window or tabBrand New$12.99Buy It Now+$4.99 deliveryFree returns12 watchersTop Rated Plus
- Kanu Surf Shorts Blue Striped Surf Board Swim Junior size L (14-16)Opens in a new window or tabPre-Owned$3.20Was: $8.0060% offor Best Offer+$6.00 delivery in 2-3 daysFree returns
- Boy's Youth Southern Tide Swimsuit Swim TrunksOpens in a new window or tabBrand New$29.99Buy It NowFree deliveryFree returnsTop Rated Plus
- Chubbies Youth Boys Sz L (14/16) The Mingos Swim Trunk Blue Flamingos Mesh LinedOpens in a new window or tabNew (Other)$25.60Was: $32.0020% offor Best Offer+$5.00 delivery
- RVCA NATURE BOARD SHORTS SWIM Boys SIZE 28 Black Red Leaf Print youth EUCOpens in a new window or tabPre-Owned$12.99or Best Offer+$4.84 deliveryFree returnsTop Rated Plus
- Boys Vineyard Vines Grey Aqua Striped Swim Shorts Trunks Size Kids Child 2TOpens in a new window or tabPre-Owned$2.000 bids · Time left4d 22h$18.00Buy It Now+$6.00 delivery
- Vineyard Vines Boys XL (18) Chappy Swim Trunks W/ Lining Red W/ Blue SharksOpens in a new window or tabPre-Owned$12.50or Best Offer+$9.45 delivery
- Kid's Boy's Vineyard Vines Color Block Flower & Fish Swim Trunks MediumOpens in a new window or tabPre-Owned$15.00or Best Offer+$4.71 delivery
- Red Flowered Boys Lined Fair Harbor Swimsuit Size MOpens in a new window or tabPre-Owned$10.19or Best Offer+$4.84 delivery
- NWT Boy's Under Armour "Surfs Up" UPF 50 Swim Shirt - Sz LARGE Pool/BeachOpens in a new window or tabBrand New$14.00or Best Offer+$5.25 delivery
- CHUBBIES Americana Boys 5.5" Swim Shorts USA Youth Medium AmericaOpens in a new window or tabPre-Owned$28.00or Best Offer+$4.84 delivery
- Patagonia Swim Shorts Swimming Swimmer Trunks Boys Kids Hawaiian Youth M 10Opens in a new window or tabPre-Owned$15.95or Best Offer+$6.20 delivery
- NWT Nike Swim Trunks Boys Youth Large Black Pink Logo Shorts Lined Beach PoolOpens in a new window or tabBrand New$24.50or Best Offer+$6.40 delivery
- Lands End Rash Guard Swim Shirt Blue Yellow Short Sleeve Boy Youth XL 14-16 MockOpens in a new window or tabPre-Owned$12.99or Best Offer+$6.95 deliveryFree returnsExtra 15% off with couponTop Rated Plus
- Fortnight Camo Boys Swim Shorts NWTOpens in a new window or tabBrand New$8.00or Best Offer+$5.09 delivery in 2-4 days
- SOUTHERN TIDE NWT Boys' Swim Trunks, Size XL, Blue, NWT, $59Opens in a new window or tabBrand New$7.990 bids · Time left15h 36m+$5.50 delivery in 2-4 days
- True Religion Boys Size XL 18-20 Cargo Shorts Swim Trunks Swim Wear UnlinedOpens in a new window or tabPre-Owned$19.00or Best OfferFree delivery in 2-4 days
- Nike Performance Swimwear Boy’s Size 24 Black Gray Splash Brief Ness9003 001Opens in a new window or tabBrand New$14.99or Best Offer+$4.84 delivery
- Peter Millar YOUTH Boys Swim Trunks Size Large 11-12 All Over SurfboardOpens in a new window or tabPre-Owned$16.99or Best Offer+$5.99 delivery
- Adidas Junior Mens Lycra Brief Swim Geometric [Navy] - Size 26,28,30,32Opens in a new window or tabBrand New$10.99Buy It Now+$1.99 delivery
- Pokemon Pikachu Swim Trunks Shorts I Kids Boys Girls I Size L I BoardshortsOpens in a new window or tabPre-Owned$7.00or Best Offer+$4.84 delivery
- Under Armour Boys Swim Trunks Youth Large ColorfulOpens in a new window or tabPre-Owned$4.99or Best Offer+$8.84 delivery
- Cat & Jack Boys Swim Swimsuit Trunks Shorts Set of 2 Size 8/10 ( M )Opens in a new window or tabPre-Owned$4.50Buy It Now+$5.95 delivery
- NWT Lands’ End Boy Bog Kid Swim Neon Bright Rash Guard Shirt SZ XL HuskyOpens in a new window or tabBrand New$10.98or Best Offer+$4.84 delivery
- Gerry Youth Boy's 2 Pack Swim Short UPF 50+ Swim Trunks - NWT Size L 14/16Opens in a new window or tabBrand New$19.99Buy It NowFree delivery10 watchers
- Mario Kart Boys Rash Guard Size Large (10/12) Swim Shirt LuigiOpens in a new window or tabPre-Owned$9.99Buy It Now+$4.84 delivery
- VTG Nike Swim Trunks Youth Large Black Silver Swoosh LogoOpens in a new window or tabPre-Owned$19.99Buy It NowFree delivery
- Oneill Shirt Youth Large 14 Blue Long Sleeve Rash Guard Beach Surf SurfersOpens in a new window or tabPre-Owned$22.00Buy It Now+$4.84 delivery
- 3 Pair New Youth Big Boys Swim Trunks Sz. Medium 12-14Opens in a new window or tabNew (Other)$12.99Buy It Now+$9.45 delivery
- NWT, Boys Ralph Lauren Scuba Polo Bear Swim Shorts. Size M(10-12). Eu 146/152Opens in a new window or tabBrand New$45.99Buy It Now+$6.00 delivery
- Nike Swimsuit Boys L Turtle Shark Fish Crab + Nike Logo Multicolor Lot Of 2Opens in a new window or tabPre-Owned$19.99or Best Offer+$4.84 delivery
- Swim Shorts Boys Size Xl (14-16) black and green Xbox print shortsOpens in a new window or tabBrand New$10.99Buy It NowFree deliveryFree returns
- ZeroXPosur Swim Trunks Board Shorts Neon Printed Design Boys Size XL 18-20 UPFOpens in a new window or tabBrand New$14.00or Best Offer+$10.00 delivery
- Zeroxposur Youth Swim Trunks Board Shorts Size Medium 10/12Opens in a new window or tabPre-Owned$7.90or Best Offer+$4.99 delivery
- Nike Boys Bathing Suit Trunks Board Shorts Geometric Size MediumOpens in a new window or tabPre-Owned$19.99or Best Offer+$6.10 delivery in 2-4 days
- Gymboree Boys Swim Trunks Orange With Sharks Size 3Opens in a new window or tabPre-Owned$12.54Buy It Now+$4.62 delivery
- NWT Lands’ End Boy Bog Kid Swim Neon Bright Rash Guard Shirt SZ XL Short SleeveOpens in a new window or tabBrand New$10.98or Best Offer+$4.84 delivery
- Polo Ralph Lauren Boys Traveler Drawstring Blue Swim Trunk L (14/16) MSRP$59.50Opens in a new window or tabBrand New$34.90or Best OfferFree deliverySave up to 20% when you buy more
- VINTAGE RARE Boys Future Mr America Bradenton FLA Bathing Suit / Underware Sz MOpens in a new window or tabPre-Owned$29.12Buy It Now+$5.95 delivery
- Southern Marsh Swim Trunks Size Youth Boys Medium Dockside School’s OutOpens in a new window or tabPre-Owned$14.99or Best Offer+$5.70 deliveryFree returns
- Hurley Boys Medium Pullover Rash Guard Board Connector Long Sleeve Black $32Opens in a new window or tabBrand New$12.00Buy It Now+$6.20 delivery
- Billabong Swim Trunks Youth M Swimming Bathing Suit Beach Casual Outdoor BoysOpens in a new window or tabPre-Owned$4.79or Best Offer+$5.25 delivery
- NWT Boys Southern Tide Deep Water Beach Break Swim Trunks, Size LOpens in a new window or tabBrand New$39.99or Best Offer+$4.84 delivery
- 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 deliveryFree returnsSave up to 30% when you buy moreTop Rated Plus
- Boys X-Large 18/20 Under Armour Swim Trunk Shorts Shirt Set Viral Orange UPF XLOpens in a new window or tabBrand New$29.99Buy It NowFree deliveryFree returnsLast oneTop Rated Plus
- Boys Nike Performance Solid Swim Brief nessb009 NWT SwimsuitOpens in a new window or tabBrand New$9.99or Best Offer+$4.99 delivery
- Snakeskin Print Green Boys Board Shorts no Tag 12 inches across waistOpens in a new window or tabPre-Owned$7.00Buy It Now+$8.71 delivery
- Vineyard Vines Clam Sea Shells Printed Chappy Trunks Swim Shorts Size L 16/18Opens in a new window or tabPre-Owned$20.00or Best Offer+$4.84 delivery
- chubbies Boys' Magic Print Swim Trunks Shorts Dino Delights Large NEW $49Opens in a new window or tabBrand New$17.99Buy It Now+$6.99 delivery
- Items Per Page
![Boys Nike Brand Swim Shorts / Trunks Size Youth Large [ 12 to 13 Years ]](https://i.ebayimg.com/images/g/GHAAAeSwaGRnyb-K/s-l140.jpg)
![Adidas Junior Mens Lycra Brief Swim Geometric [Navy] - Size 26,28,30,32](https://i.ebayimg.com/images/g/4f8AAOSwtnpXlaMU/s-l140.jpg)
