2,000+ results
- New Chubbies Lined Stretch Swim Shorts The Glades BoysOpens in a new window or tabNew (Other)$21.50Buy It Now+$4.84 delivery$5 off $35+ with coupon
- Place Sports Boys Swim Trunks Blue Palm Trees Lined Drawstring Waist Size 10/12Opens in a new window or tabPre-Owned$11.99or Best Offer+$6.00 deliveryFree returnsExtra 25% off with coupon
- Hurley Boy's Checkered Shark Boardshorts, Size 12/26Opens in a new window or tabPre-Owned$14.99or Best OfferFree deliveryFree returnsTop Rated Plus
- Vilebrequin Boys Orange Printed Shrimp Swim Shorts Swim Trunks Size 12Opens in a new window or tabPre-Owned$40.00or Best Offer+$5.25 delivery
- Boy's Youth Billabong Recycler Pro Wave Washed Boardshorts SwimOpens in a new window or tabBrand New$22.99Buy It NowFree deliveryFree returnsTop Rated Plus
- Peter Millar Youth Boys Parrot Talk Swim Trunk 11-12 Blue Quick Dry PocketsOpens in a new window or tabPre-Owned$19.99or Best Offer+$6.55 delivery
- Oneill Boys Youth Hyperfreak Board Shorts NwtOpens in a new window or tabBrand New$13.99Buy It Now+$4.99 deliveryFree returns2+ watchersTop Rated Plus
- Boys HURLEY Shoreline Striped Board Shorts Swim Trunks Size 8 10 12 16 18 20Opens in a new window or tabBrand New$13.99Buy It Now+$7.35 delivery
Picked For You
Top selling items from trusted sellers | Sponsored- Hurley Boy's Checkered Shark Boardshorts, Size 12/26Opens in a new window or tab$14.99edeflore87 (8,558) 99.9%
- Boy's Youth Billabong Recycler Pro Wave Washed Boardshorts SwimOpens in a new window or tab$22.99qualitybargains01 (65,618) 99.6%
- Boys Bathing Suit Sun Protection Swimsuit Beach Vacation Swimwear Bathing PoolsOpens in a new window or tab$31.01acc_eshop (88,963) 98.2%
- Kids Boy's Swimsuit Fitness Tops With Swim Bottoms Swimming Bathing Suit JoggerOpens in a new window or tab$40.15clearcalling104 (2,253) 99.5%
- Boy's Youth Hurley Board Shorts Swim NEWOpens in a new window or tab$19.99qualitybargains01 (65,618) 99.6%
- India Boutique Boys Swim Trunks Size 10 12 14 16 Black Turquoise Green Flame NWTOpens in a new window or tab$19.99curvyshopgirl (4,209) 100%Save up to 20% when you buy more
- UV SKINZ Boys 3 Piece Sun and Swim Set UPF 50+ Sun Protectiont Swimsuit 12/18MOpens in a new window or tab$19.93estore21 (8,156) 99.1%
- Kids Boy Swimwear One Piece Swimsuit Seaside Rash Guard UPF 50+ Bathing SuitOpens in a new window or tab$31.31etherbuy88 (64,977) 98.3%
- Hurley Youth Long Sleeve UPF 50+ Swim Top Black Size 10/12Opens in a new window or tabBrand New$9.95Buy It NowFree delivery
- Patagonia Swim Baggies Shorts Kids L (12) Yellow Mesh Lined Trunks Pockets BeachOpens in a new window or tabBrand New$22.93or Best Offer+$6.90 delivery
- Tea Collection Checkered Mid-Length Swim Trunks Shorts UPF 50 Swimwear Boys 12Opens in a new window or tabBrand New$11.24Was: $14.9925% offor Best Offer+$6.99 deliveryFree returnsSave up to 20% when you buy moreTop Rated Plus
- Original Penguin Swim Shorts Boys UPF 50 NEW with Tags Blue Multi Waves Size 12Opens in a new window or tabBrand New$8.00or Best Offer+$5.00 delivery
- Hurley Board Shorts Boys Size 12 Swim Trunks no liner Beach KidcoreOpens in a new window or tabPre-Owned$19.99or Best Offer+$7.81 delivery
- Lot Of 2 J Crew Crew Cuts Boys Swim Trunks Size 12/13 Elastic Waist, Lined VGUCOpens in a new window or tabPre-Owned$27.00or Best Offer+$6.00 delivery
- Sundek Boy's Neon Fluorescent Orange Rainbow Swim Trunks Size 12Opens in a new window or tabBrand New$61.00or Best OfferFree delivery
- One-Piece Children Swimsuits Kid Swimwear Boys Long Sleeve Sun Protection NewOpens in a new window or tabNew (Other)$26.99Was: $29.9910% offBuy It NowFree deliveryfrom China
- NWT Hanna Andersson Sunblock Swim Trunks Navy/Red SZ US 12 (150cm) MSRP $44Opens in a new window or tabBrand New$10.990 bids · Time left14h 38m$16.99Buy It Now+$4.99 delivery
- Rip Curl Boy's Corpo LS Surf Shirt - Turquoise - New - Size 12Opens in a new window or tabBrand New$24.99or Best Offer+$4.44 deliveryBenefits charity
- Lands End Youth 2-piece swim set Shorts and hoodie Boys size M 10/12Opens in a new window or tabBrand New$18.89Was: $20.9910% offor Best OfferFree delivery
- Hurley Boys’ Swim Wear Set Rash Guard and Swim Trunks Size 10/12Opens in a new window or tabPre-Owned$15.00or Best Offer+$8.24 delivery
From our popular brands
Based on number of views and purchases | Sponsored- HurleyHurley Boy's Checkered Shark Boardshorts, Size 12/26Opens in a new window or tabPre-Owned$14.99Free delivery
- VilebrequinVilebrequin Boys Orange Printed Shrimp Swim Shorts Swim Trunks Size 12Opens in a new window or tabPre-Owned$40.00+$5.25 delivery
- SpeedoBoys Speedo Blue Jammers Swimsuit 12Opens in a new window or tabPre-Owned$20.25+$5.10 delivery
- HurleyBoy's Youth Hurley One and Only Supersuede Board Shorts Swim NEWOpens in a new window or tabBrand New$19.99Free deliverySave up to 5% when you buy more
- ArtBoys' Pull-On Checkered Plaid Swim Shorts Trunks Bottoms Green Blue Size 12Opens in a new window or tabNew (Other)$16.99Free delivery
- ArtArt Class Multi-Color Striped Swim Trunk Shorts Boy's Size 12 HuskyOpens in a new window or tabBrand New$34.20+$4.65 delivery
- NikeNew! Boy's NIKE Green Logo Swim Trunks Size Medium 10/12Opens in a new window or tabBrand New$29.95+$5.95 delivery
- PatagoniaPatagonia Boys Size 12 Nylon Swim Trunk Blue Striped Board Shorts 26x9Opens in a new window or tabPre-Owned$11.20+$8.55 delivery
- QuiksilverQuicksilver Original Arch 16" Boardshorts Pink Checkered Size 12/26” Inseam 7”Opens in a new window or tabPre-Owned$17.49+$6.10 delivery
- QuiksilverQuiksilver Big Boys Black Printed Swim Board Short Size Medium (12)Opens in a new window or tabBrand New$19.99Free delivery
- NikeNike swim boys kids Hydroguard Upf 40+ RashGuard Pixel Party Swim Top L 12-13Opens in a new window or tabNew (Other)$25.00+$6.20 delivery
- Quicksilver Youth Kids Size 12 White Rashguard Rash Guard Shirt Size 12 SPF50Opens in a new window or tabBrand New$17.99Buy It NowFree deliveryLast one
- Boy's Youth Hurley Board Shorts SwimOpens in a new window or tabBrand New$19.99Buy It NowFree deliveryFree returnsSave up to 10% when you buy moreTop Rated Plus
- Boden Boys 9 Yr Swim Trunks Sea Life Elastic Drawstring Waist Pockets MulticolorOpens in a new window or tabPre-Owned$15.59Buy It Now+$6.55 delivery
- Mini Boden Boys 11-12Y Jungle Print Lined Swim Trunks Swim Suit Board ShortsOpens in a new window or tabPre-Owned$12.99Buy It Now+$6.55 delivery
- DISNEY Store Mickey Mouse Swim Trunks for Boys UPF 50+ NEW WITH TAG (Size 9/10)Opens in a new window or tabBrand New$25.00or Best Offer+$8.55 delivery
- Disney Collection NWT Boys Mickey Mouse Swim Trunks UPF 50+ Size 9 TropicalOpens in a new window or tabBrand New$13.99Buy It Now+$6.55 delivery
- Vans Youth Boys Swim Surf Stretch Board Shorts - Blue Aloha Print Size 26 / 12Opens in a new window or tabPre-Owned$16.92Buy It Now+$6.99 delivery
- Art Class Boy's Size 12 Ebony Crown Swim Trunks UPF 50+ Blue GrayOpens in a new window or tabBrand New$10.95or Best OfferFree deliveryFree returnsSave up to 20% when you buy more
- Boys Speedo Blue Jammers Swimsuit 12Opens in a new window or tabPre-Owned$20.25Was: $27.0025% offor Best Offer+$5.10 delivery
- Tea collection Boys Swim Trunks Shorts Size 12 YXLOpens in a new window or tabPre-Owned$15.00or Best Offer+$4.51 delivery
- Beige Or Gold Converse swimming trunks for size 12-13 YOpens in a new window or tabNew (Other)$10.00or Best Offer+$8.84 delivery
- Boy's Youth Hurley One and Only Supersuede Board Shorts Swim NEWOpens in a new window or tabBrand New$19.99Buy It NowFree deliveryFree returnsSave up to 5% when you buy moreTop Rated Plus
- NWT Banana Boat Boy's 2 Piece Rashguard And Swim Trunks Size 12Opens in a new window or tabBrand New$12.50Buy It Now+$5.50 delivery
- NWT Quiksilver Youth Shirt M/12 Long Sleeve Sun Protection Active Rash GuardOpens in a new window or tabBrand New$14.99Was: $24.9840% offor Best Offer+$6.99 deliveryFree returnsExtra 5% off with couponTop Rated Plus
- NWT Janie And Jack Fish Rash Guard Size 12Opens in a new window or tabBrand New$15.50or Best Offer+$5.50 delivery
- NWT Salt Life Boys Performance Swim / Active Trunks Size Large 10/12Opens in a new window or tabBrand New$20.00or Best Offer+$4.84 deliveryLast one
- Boys Two Piece Rash Guard Swimsuits Set with Swim Trunk Kids Size 9/10Opens in a new window or tabBrand New$15.19Was: $15.995% offor Best Offer+$5.80 delivery
- Mini Boden Swim Shorts Swimtrunks Boys Green Turtle Size 9/10Opens in a new window or tabPre-Owned$24.11or Best Offer+$5.75 deliveryFree returnsTop Rated Plus
- NEW - Reima Kroolaus Rashguard Swim Top - NAVY BLUE - Size 9YOpens in a new window or tabBrand New$21.00Was: $30.0030% offor Best Offer+$4.95 delivery
- Boy's Mott50 Hawaiian Swim Shorts Size 12Opens in a new window or tabPre-Owned$25.00Buy It Now+$4.71 deliveryExtra 20% off with coupon
- NWT Hanna Andersson Sunblock Swim Trunk Stripes Kids SZ 12 (150 Cm) MSRP $46Opens in a new window or tabBrand New$10.990 bids · Time left14h 38m$16.99Buy It Now+$4.99 delivery
- NWT JOHNNIE-O $55 BOYS CARVE HALF ELASTIC SWIM SHORTS TRUNKS IN MARLIN SZ 12Opens in a new window or tabBrand New$19.99Buy It Now+$5.95 deliveryFree returnsLast oneTop Rated Plus
- NWT BOYS size 11-12 GREEN OMBRE SWIM TRUNKSOpens in a new window or tabBrand New$18.00Buy It NowFree delivery
- Boy's Youth Nike Polyester Swimsuit Swim Shorts NEWOpens in a new window or tabBrand New$22.00Buy It NowFree delivery
- Boy's Youth Hurley Board Shorts Swim NEWOpens in a new window or tabBrand New$19.99Buy It NowFree deliveryFree returnsTop Rated Plus
- Patagonia boys swim shorts Large 12 FloralOpens in a new window or tabPre-Owned$12.79Was: $15.9920% offor Best Offer+$5.95 deliveryFree returnsTop Rated Plus
- NWT Billabong Boys Dr.Seuss "Grinch Aloha" Board Shorts Swim Trunks Sz Medium/12Opens in a new window or tabBrand New$33.00Buy It Now+$6.40 delivery
- NWT Speedo Boys Solid Powerflex Youth Brief Red Size 26 10/12Opens in a new window or tabBrand New$24.95or Best Offer+$5.95 delivery in 2-4 days
- NWT johnnie-o Youth Boy’s Richey Elastic Board Shorts Swim Trunks Lux DesignerOpens in a new window or tabBrand New$34.20Was: $38.0010% offBuy It Now+$6.99 delivery
- New Polo Ralph Lauren Boy's Board Shorts Swim Suit - Size Medium (10 / 12)Opens in a new window or tabBrand New$19.95Buy It Now+$5.95 delivery
- O'Neill Youth Reactor 2 Shorty Wetsuit Short Sleeve Size 12 RN 77131 STYLE#2353Opens in a new window or tabPre-Owned$32.00or Best Offer+$9.00 delivery
- New Boy's Old Navy Swim Trunks Shorts, Size L, 10/12Opens in a new window or tabBrand New$14.99Buy It Now+$8.00 delivery
- NWOT HANNA ANDERSSON SUNBLOCK SURF TIDEPOOL S/S SWIM RASH GUARD 150 12 $40Opens in a new window or tabNew (Other)$28.99Buy It Now+$6.20 delivery
- Boy's Youth O'neill Hyperfreak Hyperdry Stretch Board Shorts SwimOpens in a new window or tabBrand New$22.99Buy It NowFree deliveryFree returnsTop Rated Plus
- hanna andersson swim rash guard size 12 orange excellent conditionOpens in a new window or tabPre-Owned$9.001 bid · Time left9d 20h$11.70Buy It Now+$6.84 delivery
- ABERCROMBIE KIDS LINED SWIM TRUNKS ABOVE THE KNEE BOY’S SIZE 11/12 Star Wars EUCOpens in a new window or tabPre-Owned$14.99Buy It Now+$4.99 deliveryExtra 10% off with coupon
- Size 12 Youth Crewcuts by jcrew boys navy blue, blue and green Fish swim trunksOpens in a new window or tabPre-Owned$12.95or Best Offer+$6.55 delivery
- Patagonia Baggies (Lot of 2) Boy Med 10 Swim Short Lined Trunks Size L (12)Opens in a new window or tabPre-Owned$39.95or Best Offer+$5.95 delivery
- Boy's Youth Volcom Modtech 4 Way Stretch Board Shorts Swim size 12 (26) newOpens in a new window or tabBrand New$13.49Was: $17.9925% offBuy It Now+$4.71 deliveryFree returnsTop Rated Plus
- NEW Herto Kids Plus Size 12x Wetsuit Swim Short One Piece Yellow Blue SurfOpens in a new window or tabBrand New$16.99Buy It Now+$7.99 delivery
- Boys Black Hurley Black Rash Guard Swim Shirt Size Medium 10/12Opens in a new window or tabPre-Owned$8.95Buy It Now+$6.20 delivery
- Boden boys new with tags swim board shorts size 11/12 fish/shark themeOpens in a new window or tabBrand New$19.990 bids · Time left2d 19h$25.99Buy It Now+$10.00 delivery
- US Boys Bathing Suits UPF50+ Swimwear Water Swimsuits Kids Swim Top Pool ShortsOpens in a new window or tabNew (Other)$7.81 to $15.35Was: $16.698% offBuy It NowFree deliverySave up to 12% when you buy more
- Boys Nike Brand Swim Shorts / Trunks Size Youth Large [ 12 to 13 Years ]Opens in a new window or tabPre-Owned$6.75Buy It Now+$4.84 delivery
- Cat And Jack Long Sleeve Rash Guard Swim Shirt size 12/14Opens in a new window or tabBrand New$12.99or Best OfferFree deliverySave up to 25% when you buy more
- Quiksilver Little Boy's 6 Acid Five Volley Swim Board Shorts Black Mesh LinedOpens in a new window or tabBrand New$22.00Buy It NowFree delivery
- Old Navy Boys Navy Blue W/ Stars Swim Wear 12-18M W/ TagsOpens in a new window or tabPre-Owned$9.990 bids · Time left4d 10h+$4.99 delivery in 2-4 daysFree returns
- Hurley Surf Board Shorts Boys Size 12 Tie Dye Beach Trunks Swim BlueOpens in a new window or tabNew (Other)$14.00Buy It Now+$6.55 delivery
- Crewcuts Boys Swim Trunks Sz 12 NWTOpens in a new window or tabBrand New$15.001 bid · Time left4d 17h$19.99Buy It Now+$4.99 delivery
- Crewcuts Boys Beach Trunks Starfish Print Blue Sz 12 NWTOpens in a new window or tabBrand New$20.00or Best Offer+$4.84 delivery
- Boy's Youth Nike Polyester Swimsuit Swim Shorts NEWOpens in a new window or tabBrand New$22.00Buy It NowFree delivery
- Abercrombie & Fitch Kids Swim Trunks Shorts Boys Size 11/12 RedOpens in a new window or tabPre-Owned$12.00Was: $24.0050% offor Best Offer+$5.75 deliveryExtra 10% off with coupon
- Tom & Teddy boys swim trunks light blue with seagulls size 11/12Opens in a new window or tabPre-Owned$15.00or Best Offer+$8.84 delivery
- Boys HURLEY Shoreline Striped Board Shorts Swim Trunks Size 12Opens in a new window or tabBrand New$20.00Buy It NowFree deliveryFree returnsSave up to 20% when you buy more
- The Nike Tee Graphic Shirt & Maaji Boys Multi Color Bandana Swim Trunks Size 12Opens in a new window or tabPre-Owned$29.99or Best Offer+$4.71 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)
