4,000+ results
- 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
- Lego Batman Boys Size XS 4 Mesh Lined Swim Trunk Shorts Swim Trunks GUCOpens in a new window or tabPre-Owned$8.99or Best Offer+$5.50 delivery
- Mini Boden Swim Trunks Size 4-5Opens in a new window or tabPre-Owned$20.00or Best Offer+$9.80 delivery
- Hurley Boy's 4 Way Stretch Quick Dry Back Pocket Swim ShortsOpens in a new window or tabBrand New$14.98List price: $38.0061% offBuy It NowFree deliveryFree returnsExtra 20% off with couponTop Rated Plus
- ABERCROMBIE AND FITCH KIDS SWIM TRUNKS BLACK AND GRAY SIZE 9/10Opens in a new window or tabPre-Owned$5.000 bids · Time left1d 22hor Best Offer+$6.55 delivery
- New Carter's Crab Swim trunk Shorts Orange UPF 50+Opens in a new window or tabBrand New$12.95Was: $14.3910% offBuy It NowFree delivery
- Boy Blue Shark Swim Trunks Size 4TOpens in a new window or tabPre-Owned$6.99or Best Offer+$4.51 delivery
- Hurley Boys Blue Board Shorts 3tOpens in a new window or tabPre-Owned$10.000 bids · Time left1h 13m+$4.33 delivery
Picked For You
Top selling items from trusted sellers | Sponsored- Toddler Boys Rash Guard Swimsuit Swimwear Beachwear Cartoon Shark Bathing SuitOpens in a new window or tab$19.71jolly-elf (4,092) 98.2%
- BILLABONG Boys' Boardshorts SUNDAYS PRO - STN - Size 24 - NWTOpens in a new window or tab$39.00westsidezone (27,921) 99.5%Extra 15% off with coupon
- SALTY CREW Boy's Boardshorts CEDROS - Sea Foam - Size 28 - NWT - LAST ONE LEFTOpens in a new window or tab$45.00westsidezone (27,921) 99.5%Extra 15% off with coupon
- O'neill Hyperfreak Boys Board Shorts Size 25 Swim Surf Inseam 8.5 InchesOpens in a new window or tab$18.70marthholle_0 (3,683) 99.2%
- BILLABONG Boys' 73 STRIPE PRO Boardshorts - NYE - Size 24 - NWTOpens in a new window or tab$30.00westsidezone (27,921) 99.5%Extra 15% off with coupon
- Nike Purple 6.0 Cargo Board Shorts Swim Trunks NWTOpens in a new window or tab$22.49sonny252525 (20,187) 99.6%4+ watchers
- Gymboree Boys SPF UPF Sun Protection Rashguard Board Shorts Swim SET Size 4Opens in a new window or tab$19.95allyourfavoritethings6iwt (1,224) 100%
- HURLEY Boy's Boardshorts Floral - Blue/Salmon - Size 28 - Brand NewOpens in a new window or tab$45.00westsidezone (27,921) 99.5%Extra 15% off with coupon
- Chubbies Little Kid Boys Classic Swim Trunks Multicolor Size SMALL 8/9Opens in a new window or tabPre-Owned$15.00Buy It Now+$4.84 delivery
- ABERCROMBIE AND FITCH KIDS SWIM TRUNKS CAR & HAWAIIAN FLOWER PRINT SIZE 9/10Opens in a new window or tabPre-Owned$5.500 bids · Time left1d 22hor Best Offer+$6.55 delivery
- New Boys QuikSilver Board Shorts Blue Swim Trunks Sz 24Opens in a new window or tabBrand New$18.99Buy It NowFree delivery
- RUGGEDBUTTS Boys UPF50+ Sun Protection Animal Swim Trunks Size 4TOpens in a new window or tabBrand New$12.99Buy It Now+$6.55 delivery
- NWT AUTHENTIC VILEBREQUIN SWIM TRUNKS - WATER REACTIVE - KIDS- BLUE - 2 YEARSOpens in a new window or tabBrand New$65.00or Best Offer+$5.95 deliveryFree returns
- Pelagic Board Shorts Youth Boys 29 Sharkskin Tech Swim Trunks WaterOpens in a new window or tabPre-Owned$16.49or Best Offer+$5.99 deliveryFree returns
- NWT AUTHENTIC VILEBREQUIN SWIM TRUNKS - WATER REACTIVE - KIDS- BLUE - 4 YEARSOpens in a new window or tabBrand New$65.00or Best Offer+$5.95 deliveryFree returns
- Billabong Board Shorts Waist 27 Blue PolyesterOpens in a new window or tabPre-Owned$18.00or Best Offer+$6.95 deliveryFree returnsExtra 20% off with couponTop Rated Plus
- Boden Boys Swim Trunks Size 4-5 (110 cm)Opens in a new window or tabPre-Owned$5.000 bids · Time left2d 3hor Best Offer+$4.51 delivery
- NWOT Laguna Boys Palm Tree Print Swim Trunks Shorts Black Blue Pink Size 4Opens in a new window or tabNew (Other)$14.99or Best Offer+$4.33 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
- Quicksilver Board Shorts Boys 4T Swimsuit Trunks Surfboards, Palm Tree, WaveOpens in a new window or tabPre-Owned$6.99Buy It Now+$4.84 delivery
From our popular brands
Based on number of views and purchases | Sponsored- VilebrequinNWT AUTHENTIC VILEBREQUIN SWIM TRUNKS - WATER REACTIVE - KIDS- BLUE - 2 YEARSOpens in a new window or tabBrand New$65.00+$5.95 delivery
- VilebrequinNWT AUTHENTIC VILEBREQUIN SWIM TRUNKS - WATER REACTIVE - KIDS- BLUE - 4 YEARSOpens in a new window or tabBrand New$65.00+$5.95 delivery
- QuiksilverYouth Quiksilver Amphibian Board Shorts Swim Surf Trunks Blue Logo Sz 25 PocketOpens in a new window or tabPre-Owned$24.99+$6.55 delivery
- QuiksilverQuiksilver Board Shorts Boys 26 Blue Gray Striped Swim Trunks Cargo Pocket YouthOpens in a new window or tabPre-Owned$11.86+$6.99 delivery
- HurleyHurley Phantom Matsumoto's Shave Ice Hawaii Board Shorts Mens 34 Beach SurfOpens in a new window or tabNew (Other)$29.99+$4.52 delivery
- GapGap Kids Boys Size XSmall 4/5 Mesh Lined Blue Brown Floral Swim Trunks ShortsOpens in a new window or tabPre-Owned$9.99+$7.99 delivery
- HurleyHurley Board Shorts Boys Size XS 21x6 Floral Print BlackOpens in a new window or tabPre-Owned$12.00Free delivery
- TrunksReebok Youth XXL 18 Blue Swim Trunks Shorts 10BOpens in a new window or tabPre-Owned$8.99+$4.84 delivery
- Trunkskanu surf swim trunks Kids size 4 blue shortsOpens in a new window or tabBrand New$9.00+$4.00 delivery
- NikeNike 6.0 Board Shorts Youth Boys Size 26 Multicolor Tie Front PocketsOpens in a new window or tabPre-Owned$19.80+$7.35 delivery
- DisneyDisney Parks Swim Trunks Boys Size 4 Mickey Mouse Striped Bottom Swimming C101Opens in a new window or tabPre-Owned$19.99+$6.55 delivery
- SpeedoSpeedo Endurance Jammers Black 26 Youth Swim Trunks Stretch Drawstring WaistOpens in a new window or tabPre-Owned$19.95+$6.75 delivery
- Cat & Jack Board Shorts Swim Trunks 4TOpens in a new window or tabBrand New$7.00or Best Offer+$3.91 delivery
- Boys Columbia Swim Trunks Tropical XS 6/7Opens in a new window or tabPre-Owned$0.990 bids · Time left22h 39mor Best Offer+$5.00 delivery
- Vineyard Vines Boys 3T Swim Trunks Toddler Floral CoralOpens in a new window or tabPre-Owned$14.89or Best Offer+$4.84 delivery
- Mickey Mouse Boy's 2 Piece UPF 50 Long Sleeve Rash Guard and Swim Trunk Set NWTOpens in a new window or tabBrand New$10.99Buy It Now+$4.71 delivery
- Boys Batman Justice League Swim Trunks Bottoms Size 4 New With TagsOpens in a new window or tabBrand New$7.99Buy It Now+$4.50 deliveryExtra 10% off with coupon
- NWOT Chubbies Youth The Havana Nights Classic Swim Trunks Size Small 8/9Opens in a new window or tabNew (Other)$17.49Was: $34.9950% offor Best Offer+$4.84 delivery
- RAD NOS GENUINE VTG 90s BILLABONG BOARD SHORTS COTTON MADE IN USA KIDS YOUTH 28Opens in a new window or tabNew (Other)$44.95Buy It NowFree deliveryFree returns
- Boys UPF 50+ Rash Guard Swim Set with Board Shorts (Ages 5-14)Opens in a new window or tabBrand New$39.50Buy It NowFree deliveryFree returns
- NEW 100% AUTHENTIC VILEBREQUIN SWIM TRUNKS FOR KIDS - NAVY BLUE - 2 YEARSOpens in a new window or tabBrand New$55.00or Best Offer+$5.95 deliveryFree returns
- Rip Curl Kids Decco Volley Swim Trunks Board Shorts Blue Palm Tree Size 24Opens in a new window or tabPre-Owned$30.00Buy It Now+$5.00 delivery
- VINTAGE RALPH LAUREN POLO PURPLE PLAID LINED SWIM TRUNKS BOYS SIZE 4 SWIMSUIT 4TOpens in a new window or tabPre-Owned$25.00or Best Offer+$4.62 delivery
- Gap Kids Boys Size XSmall 4/5 Mesh Lined Blue Brown Floral Swim Trunks ShortsOpens in a new window or tabPre-Owned$9.99or Best Offer+$7.99 delivery in 2-4 daysFree returnsTop Rated Plus
- NWT Member's Mark 2-Piece Boy's Rashguard & Swim Trunk Set Laguna 2TOpens in a new window or tabBrand New$13.29Was: $18.9930% offBuy It NowFree delivery
- Kanu Surf Boys' Quick Dry UPF 50 Beach Swim Trunk Blue Fade 2TOpens in a new window or tabPre-Owned$3.99Buy It Now+$4.51 delivery
- Boy's Youth Volcom Modtech 4 Way Stretch Board Shorts SwimOpens in a new window or tabBrand New$22.99Buy It NowFree delivery
- Vintage Ocean Pacific Shorts Youth LRG 25 Board Swim Trunks Cotton Surf 80s OPOpens in a new window or tabBrand New$20.99Was: $27.9925% offor Best Offer+$6.55 delivery
- Polo Ralph Lauren Boys Swim Trunks Shorts Size 4/4T Navy Classics NWTOpens in a new window or tabBrand New$39.99or Best Offer+$6.55 delivery
- Youth Quiksilver Amphibian Board Shorts Swim Surf Trunks Blue Logo Sz 25 PocketOpens in a new window or tabPre-Owned$24.99or Best Offer+$6.55 delivery
- NWT AUTHENTIC VILEBREQUIN SWIM TRUNKS - BLUE - WATER REACTIVE - KIDS - 2 YEARSOpens in a new window or tabBrand New$65.00or Best Offer+$5.95 deliveryFree returns
- 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 deliveryFree returnsSave up to 30% when you buy moreTop Rated Plus
- Wonder Nation Lot of 2 Boys Size XS Quick Dry Swim Trunks UPF 50+ Camo StripesOpens in a new window or tabBrand New$10.00or Best Offer+$5.80 delivery
- Boys Size 4T Blue Striped Swim Trunks W/Adjustable WaistOpens in a new window or tabPre-Owned$3.990 bids · Time left2d$5.25Buy It Now+$4.62 delivery
- Polo Ralph Lauren Boy's Polo Bear Swim Trunks Scuba 4 $69.50Opens in a new window or tabBrand New$47.99Buy It Now+$5.62 delivery
- Tropical Escape Boys Size 4 Swim Trunks Shorts 2 Side Pockets Blue/White ElasticOpens in a new window or tabPre-Owned$8.00or Best Offer+$6.55 delivery
- Boys Lands' End Swim Trunks XS Yellow Multi-color Palm TreeOpens in a new window or tabPre-Owned$12.00or Best Offer+$4.84 delivery
- Boy's Youth Southern Tide Swimsuit Swim TrunksOpens in a new window or tabBrand New$29.99Buy It NowFree deliveryFree returnsSave up to 5% when you buy moreTop Rated Plus
- VTG Official Boy Scout BSA red gray striped swim trunk, fit waist 36-40 RAREOpens in a new window or tabPre-Owned$150.00or Best Offer+$4.96 deliveryFree returnsTop Rated Plus
- Quiksilver Swim Trunks Board Shorts Elastic Waist Size 4T *Read Description*Opens in a new window or tabPre-Owned$12.00or Best Offer+$5.85 delivery
- Scooby-Doo! NEW Boys Swim Trunks size 4T -Throwback/VintageOpens in a new window or tabBrand New$15.00or Best Offer+$9.27 delivery
- DARTH VADER STAR WARS UPF50+ Bathing Suit Swim Trunks Boys Size 4, 5-6 or 7 $25Opens in a new window or tabBrand New$14.99Was: $24.9840% offBuy It Now+$4.95 delivery in 2-4 daysFree returnsTop Rated Plus
- Vintage Counter Culture Skate Surf Blue Board Shorts Swim Trunks Youth Boys 26Opens in a new window or tabPre-Owned$14.77or Best Offer+$6.20 delivery
- Pelagic Board Shorts Youth Boys 29 Blue Red Performance Stretch Geometric 18"Opens in a new window or tabPre-Owned$12.99or Best Offer+$4.99 deliveryFree returnsTop Rated Plus
- POLO Swim Trunks Boys Size 4T with Large Polo Horse Logo Beach Swimming ShortsOpens in a new window or tabPre-Owned$21.95or Best Offer+$4.99 deliveryExtra 10% off with coupon
- Boy's Youth Southern Tide Swimsuit Swim TrunksOpens in a new window or tabBrand New$29.99Buy It NowFree deliveryFree returnsTop Rated Plus
- NWT Billabong Guideline Boys Boardshorts 23 Light Blue MSRP$42Opens in a new window or tabBrand New$18.99Buy It Now+$4.95 delivery
- Vintage Hurley Hawaiian Yellow Navy Floral Surf Shorts Swim Trunks Youth Boy 28Opens in a new window or tabPre-Owned$14.77or Best Offer+$6.20 delivery
- NWT Under Armour swim set size 4 5 7Opens in a new window or tabBrand New$32.00Buy It NowFree delivery
- Volcom Mod-Tech Board Shorts Boys Size 24 Red Blue Stripe Swim TrunksOpens in a new window or tabPre-Owned$6.00or Best Offer+$6.95 deliveryFree returnsExtra 10% off with couponTop Rated Plus
- Under Armour Little Boys Blue Red White Swim Trunks Patriotic NEWOpens in a new window or tabBrand New$17.09Was: $18.9910% offBuy It Now+$6.55 delivery
- NWT tea Boys Shortie Swim Trunks Blue Green Fish Print Size 4 ToddlerOpens in a new window or tabBrand New$18.00Buy It Now+$5.88 delivery
- New Nwt Star Wars All Over Travel Sticker Print Swim Trunks For Kids Sz 4Opens in a new window or tabBrand New$17.49Buy It NowFree deliveryFree returnsTop Rated Plus
- Old Navy Kid Boys Color-Blocked Swim Trunks Size XS Small Medium Large XLOpens in a new window or tabBrand New$10.39Was: $12.9920% offBuy It Now+$5.03 deliverySave up to 20% when you buy more
- Old Navy Island Dinosaurs Palm Trees Swim Trunks Board Shorts Boys XS (5)Opens in a new window or tabPre-Owned$6.99or Best Offer+$4.52 delivery
- Ocean Pacific Swim Trunks Boys 4 Red Classic Cars Palm Tree Lined OP ShortsOpens in a new window or tabPre-Owned$5.39Was: $5.9910% offor Best Offer+$4.99 deliveryFree returnsTop Rated Plus
- CHUBBIES TODDLER THE MINI MINGOS SWIM TRUNKS SIZE 2T NWTOpens in a new window or tabBrand New$34.99or Best OfferFree delivery
- Old Navy Boys Swim Trunks size 3 Hawaiian Lot of 2 Contrast Floral Lined ShortsOpens in a new window or tabPre-Owned$11.20Was: $14.0020% offor Best Offer+$5.00 deliveryFree returnsTop Rated Plus
- BRAND NEW BOYS SIZE X-SMALL 4-5 WONDER NATION 4 WAY STRETCH SWIM TRUNKSOpens in a new window or tabBrand New$7.99Buy It NowFree delivery
- Nike Swoosh Swim Shorts Trunks NESSB-451-001 Black / Gray Size XS NWTOpens in a new window or tabBrand New$25.00or Best Offer+$6.40 delivery
- Boys Billabong Recycler Tribong Pro 17” Boardshorts Blue Size 26Opens in a new window or tabPre-Owned$14.00or Best Offer+$6.55 delivery
- Disney Toddler Swim Trunks Mickey Mouse Donald Duck Mickey's Surf ClubOpens in a new window or tabPre-Owned$6.00or Best Offer+$5.75 deliveryFree returnsTop Rated Plus
- NWT AUTHENTIC VILEBREQUIN SWIM TRUNKS - WATER REACTIVE SEAHORSE - KIDS - 2 YEARSOpens in a new window or tabBrand New$50.00or Best Offer+$5.95 deliveryFree returns
- Quiksilver Board Shorts Boys 26 Blue Gray Striped Swim Trunks Cargo Pocket YouthOpens in a new window or tabPre-Owned$11.86Was: $13.9515% offor Best Offer+$6.99 delivery
- Items Per Page
