17,000+ results
- Quicksilver Youth Rash Guard Boys Small Black Swimming Surfing FishingOpens in a new window or tabPre-Owned$9.00or Best Offer+$5.95 deliveryFree returnsTop Rated Plus
- Molo Boys Graphic Print Drawstring Waist Swim Trunks Multicolor Size 7/8Opens in a new window or tabPre-Owned$37.49or Best Offer+$4.95 delivery50% off 4+ with coupon
- 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
- Vilebrequin Kids Boy's Turtles & Sea Stars Swim Trunks Swimwear Size 8 Lot Of 3Opens in a new window or tabPre-Owned$119.99or Best Offer+$18.95 delivery
- Chubbies Toucan Do It Swim Trunks Size 14/16 BOYS NWOT 5" INSEAMOpens in a new window or tabNew (Other)$24.99or Best Offer+$5.99 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
- Chubbies The Domingos Are For Flamingos Liner Youth Swim Short NWOT Size 14-16Opens in a new window or tabNew (Other)$24.99or Best Offer+$6.55 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
Picked For You
Top selling items from trusted sellers | Sponsored- Sundek Boy;s Swim Trunks Blue Size 14Opens in a new window or tab$49.99stores4family (1,062) 100%
- 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%
- Old Navy Boys Multicolor Striped Swim Trunks Size M 8 Quick-Dry LinedOpens in a new window or tab$9.81grandetresors (4,784) 99.8%
- Big Boys UNDER ARMOUR UPF 50+ Swim Trunks Rash Guard Set Youth Large L YLOpens in a new window or tab$39.99kack22 (2,441) 100%Buy 1, get 1 50% off
- Mini Boden Boys' Swim Trunks Size 4-5 Striped Camouflage ShortsOpens in a new window or tab$9.02grandetresors (4,784) 99.8%
- vineyard vines boys bathing suit size 3TOpens in a new window or tabPre-Owned$10.00or Best Offer+$4.84 delivery
- Boy's Star Wars Swim Shirt (Small) & Shorts (Size 7)Opens in a new window or tabPre-Owned$5.00or Best Offer+$4.71 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
- Psycho Bunny Boys Navy Blue Swim Shorts Size 10/12Opens in a new window or tabPre-Owned$15.99or Best Offer+$4.52 delivery
- VTG 80s Ocean Pacific Surf Beachwear Pants Kids Toddler Sz 7 Blue Deadstock RareOpens in a new window or tabPre-Owned$27.90or Best Offer+$6.55 deliveryExtra 15% off with coupon
- Boys Secret Wishes Smocked Swim Trunks Size 4Opens in a new window or tabPre-Owned$8.00Was: $10.0020% offor Best Offer+$5.00 delivery
- Southern Lure Swim Shorts Youth Extra Large Light Blue Teal Drawstring NewOpens in a new window or tabBrand New$24.79or Best Offer+$6.25 deliveryFree returnsTop Rated Plus
- lilly pulitzer boys swimming trunks size xsOpens in a new window or tabPre-Owned$10.00or Best Offer+$4.84 delivery
- Buc-ees lined Swim Trunks Boys Size 4T, Red w/Logo, 3 Pockets. Swimsuit, shortsOpens in a new window or tabPre-Owned$9.99or Best Offer+$5.09 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
- Under Armor Boys Bathing Suit Size largeOpens in a new window or tabPre-Owned$3.00or Best Offer+$4.84 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
From our popular brands
Based on number of views and purchases | Sponsored- QuiksilverQuicksilver Youth Rash Guard Boys Small Black Swimming Surfing FishingOpens in a new window or tabPre-Owned$9.00+$5.95 delivery
- VilebrequinVilebrequin Kids Boy's Turtles & Sea Stars Swim Trunks Swimwear Size 8 Lot Of 3Opens in a new window or tabPre-Owned$119.99+$18.95 delivery
- NikeNike Patchwork 7" Volley Swim Trunk (NESSE801-440) Boy's Small NWT MSRP$44Opens in a new window or tabBrand New$15.99+$5.50 delivery
- PatagoniaPatagonia Boys Small Baggie Shorts Lined Swim TrunkOpens in a new window or tabPre-Owned$12.24+$4.71 delivery
- ArtArt Class New Boy's Size 6 Lined Adjustable Waist Cargo Pocket Swim Board SharkOpens in a new window or tabBrand New$7.99+$4.95 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
- NikeNike Swim Trunks Boys Youth Small Lined Swoosh Drawstring Logo CT9929-070Opens in a new window or tabPre-Owned$12.74+$4.71 delivery
- PatagoniaPatagonia Shorts Boys XL Blue Baggies Nylon Outdoors Lined Drawstring YouthOpens in a new window or tabPre-Owned$13.46+$5.99 delivery
- CrewcutsCrewcuts Seersucker Boys Swim Trunks 6 White Blue Board Shorts DrawstringOpens in a new window or tabPre-Owned$12.74+$5.60 delivery
- CrewcutsCrewcuts Swim Trunks Boys Size 6 Pink Mesh Lined Pull On Surf BeachOpens in a new window or tabPre-Owned$9.90+$7.49 deliveryExtra 20% off with coupon
- Lot of 3 Boys Swim 12/12 Trunk, HAndersson Rashguard Beaufort Bonnet Swim TrunkOpens in a new window or tabPre-Owned$30.00or Best Offer+$5.00 delivery
- Vineyard Vines Swim Trunks Boys Pink Blue Seashell Print Swimsuit Size 6Opens in a new window or tabPre-Owned$12.99or Best Offer+$5.00 deliveryFree returnsTop Rated Plus
- Boys Size 7/8 Swim Shorts And Rashguard ShirtOpens in a new window or tabPre-Owned$14.00or Best Offer+$6.55 delivery
- Chubbies Kids Size 6 Swim Trunks Apex Swimmer Blue Sharks Mesh LinerOpens in a new window or tabBrand New$21.99or Best Offer+$6.65 delivery25% off 3+ with coupon
- Vineyard Vines Chappy Swim Trunk Shorts Boys Size 4T Blue Pink LinedOpens in a new window or tabPre-Owned$12.00or Best Offer+$4.84 delivery
- Hanna Andersson Boys 5 110 cm Swim Trunks Green with Pink Tigers Big Cat CoolOpens in a new window or tabPre-Owned$10.00or Best Offer+$5.50 delivery
- Boys Vineyard Vines Swim trunks SZ L (16)Opens in a new window or tabPre-Owned$20.00or Best Offer+$4.71 delivery
- Fortnight Camo Boys Swim Shorts NWTOpens in a new window or tabBrand New$8.00or Best Offer+$5.09 delivery in 2-4 days
- Abercrombie kids swim trunks Size 9/10 Pool to Play hybrid above knee shortsOpens in a new window or tabPre-Owned$22.25or Best Offer+$5.99 delivery in 2-4 daysFree returnsTop Rated Plus
- Chubbies Youth Havana Nights Swim Trunks Palm Print Drawstring Shorts XS 6/7Opens in a new window or tabNew (Other)$29.99or Best Offer+$4.49 deliveryFree returnsExtra 15% off with couponTop Rated Plus
- Boy's TEA Collection Watermelon Themed Swim Trunk in Size 6 - Great for SwimmingOpens in a new window or tabPre-Owned$10.00or Best Offer+$4.71 delivery
- Janie and Jack Mickey Mouse Swim trunks Size 8Opens in a new window or tabPre-Owned$12.99or Best Offer+$5.80 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
- 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
- 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 2-3 days
- 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
- NWT Vineyard Vines Chappy Seersucker Swim Trunks Suit Sz Small Sripped W/TagsOpens in a new window or tabBrand New$15.00Time left6d 15hor Best Offer+$8.71 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
- Vtg Donmoor Swimming BATHING SUIT TANK TOP A Whale Of A Swim TRUNK SIZE 6-7 USAOpens in a new window or tabPre-Owned$24.00Time left3d 2hor Best Offer+$6.55 delivery
- Nike Boys Swim Trunks Mesh Lined size MOpens in a new window or tabPre-Owned$10.00or Best Offer+$4.71 deliveryLast one
- Vineyard Vine Boys Swim Shirts Size 8-10 FloralOpens in a new window or tabPre-Owned$18.00or 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
- Boys Child Kid Hanna Andersson Lot Size 8 Swim Trunks BottomsOpens in a new window or tabPre-Owned$8.49Time left4dor Best Offer+$5.62 delivery
- NWOT Zara Kids Boys Pink Green yellow orange Swim Shorts Pants Trunk Size 13-14Opens in a new window or tabNew (Other)$9.00or Best Offer+$8.24 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 in 2-3 days
- Sundek Boys Swim Trunks Shorts Size 14 Youth Navy Rainbow Drawstring LinedOpens in a new window or tabPre-Owned$19.95or Best Offer+$7.25 deliveryFree returnsExtra 15% off with couponTop Rated Plus
- Vineyard Vines Boy's Swim Trunks NEW Printed Chappy Camo Ragatta Blue Size 7Opens in a new window or tabBrand New$24.75or Best Offer+$8.55 delivery
- Boys Old Navy Swimming Trunks Size 6-7Opens in a new window or tabPre-Owned$6.00or Best Offer+$4.84 delivery
- 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
- Hurley Boy's UPF50+ Drawstring Waist Pull On Swim Short 7/8 Black Vibrant NewOpens in a new window or tabBrand New$14.49or Best OfferFree deliverySave up to 20% when you buy more
- Spyder Youth Size L Blue Stretch Logo Performance Tee rash guard swimOpens in a new window or tabPre-Owned$14.99or Best Offer+$4.84 delivery
- Red Flowered Boys Lined Fair Harbor Swimsuit Size MOpens in a new window or tabPre-Owned$10.19or Best Offer+$4.84 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
- UV SUNZ boys swim-set Size 7Opens in a new window or tabNew (Other)$15.83or Best OfferFree delivery in 2-3 days
- Vineyard Vines Boys Swim Trucks With Shark Design SZ MOpens in a new window or tabPre-Owned$14.00or Best Offer+$4.84 delivery
- VINEYARD VINES SWIM TRUNKS BOYS Large Matching Swim Bag Pink And Green LeavesOpens in a new window or tabPre-Owned$20.00or Best Offer+$8.19 delivery
- Mini Boden Sea Turtle Swim Shorts Bathing Suit Trunks Sun Tortoise 🐢 7-8Opens in a new window or tabPre-Owned$9.99or Best Offer+$5.50 delivery in 2-4 days
- Speedo Junior Bootie Electric Checker Size S Shoe Kids Size 13-1Opens in a new window or tabBrand New$11.90or Best Offer+$4.84 delivery
- 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
- boys swim trunks size 7 LotOpens in a new window or tabNew (Other)$18.00or Best Offer+$13.45 delivery
- Moncler Boys Size 6 anni Red Nylon Swim Trunks Shorts $195Opens in a new window or tabPre-Owned$24.99or Best Offer+$6.95 delivery
- Carter's Rash Guard Swim Shirt Size 7Opens in a new window or tabPre-Owned$10.00or Best Offer+$4.57 delivery
- Beaufort Bonnet Company Boys Swim Trunks 3TOpens in a new window or tabPre-Owned$15.00or Best Offer+$5.00 delivery
- Orlebar brown kid’s Fish Print swim shorts Size 8 Years BoysOpens in a new window or tabPre-Owned$28.88or Best Offer+$5.99 delivery
- Patagonia Youth Boys Swim Rashguard Shirt Blue Long Sleeve UPF 50 Boys 5 Year 5TOpens in a new window or tabPre-Owned$25.24or Best Offer+$4.71 delivery
- Abercrombie Kids Above The Knee pool to play shorts size 11/12 Orange / TanOpens in a new window or tabNew (Other)$8.99or Best Offer+$4.84 delivery
- Lacoste new with tags boys swim trunks navy size 5! Retail $65Opens in a new window or tabBrand New$12.00Time left4d 6hor Best Offer+$4.84 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
- 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
- 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
- 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
- Nike Patchwork 7" Volley Swim Trunk (NESSE801-440) Boy's Small NWT MSRP$44Opens in a new window or tabBrand New$15.99or Best Offer+$5.50 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)
