1,300+ results
- NEW Chubbies 'The Toucan Do Its' Classic Swim Trunks Shorts Size XS 6/7Opens in a new window or tabNew (Other)$21.50or Best Offer+$4.84 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 returns9 watchersTop Rated Plus
- Chubbies Swim Trunks Youth Medium 10 12 Pink Flamingo Shorts Brief Mesh LinerOpens in a new window or tabNew (Other)$20.46Was: $44.8354% offBuy It Now+$11.51 deliveryFree returnsTop Rated Plus
- Hurley Boy's UPF50+ Drawstring Waist Pull On Swim ShortOpens in a new window or tabBrand New$14.99List price: $38.0061% offBuy It NowFree deliveryFree returnsSave up to 30% when you buy moreTop Rated Plus
- 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 returnsSave up to 30% when you buy moreTop Rated Plus
- Hurley Boy's UPF50+ Drawstring Waist Pull On Swim ShortOpens in a new window or tabBrand New$10.99Buy It NowFree deliverySave up to 20% when you buy more
- VINEYARD VINES SWIM TRUNKS BOYS MED. (12-14) Matching Swim Bag Fish MulticolorOpens in a new window or tabNew (Other)$15.99Buy It Now+$7.35 delivery22 watchers
Picked For You
Top selling items from trusted sellers | Sponsored- Polo By Ralph Lauren Kids Boys Adjustable Elastic Waist Lined Swim Trunks Sz 4Opens in a new window or tab$27.99babies_n_things (1,923) 100%
- SPYDER 3 Pc Boys Swim Set | Rashguard UPF 30+ Sun Protection | NewOpens in a new window or tab$17.99amyssoutlet (4,688) 100%Save up to 20% when you buy more
- P.S. from Aeropostale Boys Palm Tree Rashguard Swim Set Size 2T 3T 4T 4 5 6 7Opens in a new window or tab$18.39jljoker87 (85,488) 99.6%3+ watchers
- Vans Boardshorts Boy's Medium (10-12) New Black Palms Boardshort 15.5" SwimwearOpens in a new window or tab$16.09threaddesigns (23,022) 99.6%Extra 15% off with coupon
- Boy's Youth Hurley Hybrid Swim and Casual Shorts NEWOpens in a new window or tab$19.99qualitybargains01 (65,278) 99.6%
- Bermies Kid Boy's Swim Trunks in Pink Avocado Print sz 10 NWTOpens in a new window or tab$22.99jayjoehall8wmk (31,167) 99.4%
- Speedo Boy's Swim Trunk Knee Length Boardshort sz MOpens in a new window or tab$24.99enduk15 (4,835) 100%
- Polo Ralph Lauren Baby Boy's Patchwork Swim Trunks, Multi, 7Opens in a new window or tab$39.992015market (97,866) 98.6%
- 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
- Vintage 80s Graphic Print Board Shorts Summer Beach Trunks Size 7 YouthOpens in a new window or tabPre-Owned$9.48Buy It Now+$5.80 delivery15 watchers
- Minnow Boys Swim Trunks Size 7/8 Adjustable Elastic WaistOpens in a new window or tabBrand New$36.00or 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
- New! Boy's NIKE Green Logo Swim Trunks Size X-Small 7Opens in a new window or tabBrand New$29.95or Best Offer+$5.95 delivery3 watchers
- Vintage Y2K Toddler Boys Marvel Spider-Man Swim Shorts Mesh-Lined Size 4TOpens in a new window or tabPre-Owned$12.44or Best Offer+$5.54 deliveryFree returnsTop Rated Plus
- Kenzo Boys Abstract Print Elastic Waist Drawstring Swim Bottoms Blue Size 4Opens in a new window or tabNew (Other)$44.99or Best Offer+$4.95 deliveryExtra 25% off with coupon
- Nike Swim Trunks Green/Blue Tiger Fade Swoosh Shorts Boy's Medium NWT MSRP$44Opens in a new window or tabBrand New$15.99or Best Offer+$5.50 delivery
- Minecraft Boys Swim Trunks Board Shorts Sizes MediumOpens in a new window or tabBrand New$7.000 bids · Time left4d 17h$12.00Buy It Now+$4.84 delivery
- Speedo Boys Youth 24 Medium Competitive Swim Trunks Play The Angles JammersOpens in a new window or tabBrand New$17.99Buy It NowFree delivery
- Boys M Fortnite Swim Shorts NWTOpens in a new window or tabBrand New$10.99or Best Offer+$4.71 delivery
- J.Bailey Bailey Boys Swim Shorts Trunks Seer Sucker Size 7 Drawstring PocketOpens in a new window or tabPre-Owned$11.99Buy It Now+$4.84 delivery
From our popular brands
Based on number of views and purchases | Sponsored- NikeNew! Boy's NIKE Green Logo Swim Trunks Size X-Small 7Opens in a new window or tabBrand New$29.95+$5.95 delivery
- MarvelVintage Y2K Toddler Boys Marvel Spider-Man Swim Shorts Mesh-Lined Size 4TOpens in a new window or tabPre-Owned$12.44+$5.54 delivery
- PatagoniaPatagonia Kids Baggies Shorts Medium 4" Pockets Swim Trunks Ojai Pixie BlueOpens in a new window or tabPre-Owned$20.00+$5.00 delivery
- PatagoniaPatagonia Board Shorts Boys 10 Pink Blue Striped Summer Fishing Swim WavefarerOpens in a new window or tabPre-Owned$12.99+$4.99 delivery
- HurleyHURLEY Character Check Pull-On Swim Trunks Boys M Night Force Drawstring WaistOpens in a new window or tabNew (Other)$11.78+$5.95 delivery
- SpeedoSpeedo Boys Youth 24 Medium Competitive Swim Trunks Play The Angles JammersOpens in a new window or tabBrand New$17.99Free delivery
- HurleyHurley Floral Printed Drawcord Board Shorts Big Boys M Navy/White Elastic WaistOpens in a new window or tabBrand New$11.77+$5.95 delivery
- GapGap Surf Boys Swim Trunk Navy Blue Striped Drawstring Elastic Waist Size M 8Opens in a new window or tabPre-Owned$18.42+$6.95 delivery
- Trunkskanu surf swim trunks Kids size 4 blue shortsOpens in a new window or tabBrand New$9.00+$4.00 delivery
- CrewcutsNew boys 10 J Crew Crewcuts scallop Camino shell printed swim trunks shortsOpens in a new window or tabBrand New$44.99+$7.55 delivery
- TrunksBoys Medium 10/12 Hanalei Navy Anchor Swim Board Shorts Beach TrunksOpens in a new window or tabBrand New$19.99+$5.99 deliverySave up to 20% when you buy more
- Boys Swim Trunks Hurley Wonder Nation Lot Of 4 Size 6-8Opens in a new window or tabPre-Owned$15.00Buy It NowFree delivery
- Boy's Size M 8-10 CHEROKEE Swim Trunks OrangeOpens in a new window or tabPre-Owned$4.99Buy It Now+$5.50 delivery10% off 3+ with coupon
- Hanna Andersson Swim Trunks Shorts Size 140 10Opens in a new window or tabPre-Owned$5.99or Best Offer+$5.50 delivery
- 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 returnsTop Rated Plus
- Tea Collection bluechin parrotfish swim suit 10Opens in a new window or tabPre-Owned$10.00or Best OfferFree delivery
- Hurley Elastic Waist Green Board Shorts - Boys/Youth Size MediumOpens in a new window or tabBrand New$15.00or Best Offer+$4.50 delivery
- MINECRAFT CREEPER UPF-50+ Bathing Suit Swim Trunks NWT 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 returnsSave up to 20% when you buy moreTop Rated Plus
- Wonder Nation Toddler Boy Size 4-5 Elastic Waist Lined Swim Shorts + PocketOpens in a new window or tabPre-Owned$8.95Buy It Now+$4.30 delivery
- Tommy Bahama Boys Orange Polyester Swimshorts Drawstring Elastic Waist Sz XS 4Opens in a new window or tabPre-Owned$10.99or Best Offer+$4.84 delivery
- Tommy Bahama Active Shorts Swim Trunks Boys M(7/8) Navy BlueOpens in a new window or tabPre-Owned$9.69or Best Offer+$5.00 delivery
- Fair Harbor Shorts Boys Medium Blue Fabric Lined Youth Swim Trunks Zip PocketOpens in a new window or tabPre-Owned$20.66Was: $22.9510% offor Best Offer+$5.95 deliveryFree returnsTop Rated Plus
- Vilebrequin Boys Swim Shorts/Sz M/Cactus GreenOpens in a new window or tabPre-Owned$80.00or Best Offer+$4.84 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 returnsTop Rated Plus
- Hurley Boy's 4 Way Stretch UPF+50 Drawstring Waist Swim ShortOpens in a new window or tabBrand New$16.99List price: $38.0055% offBuy It NowFree deliveryFree returnsSave up to 30% when you buy moreTop Rated Plus
- EUC Hurley Drawstring Waist Blue with Yellow Board Shorts - Boys/Youth Size MOpens in a new window or tabPre-Owned$12.00or Best OfferFree delivery
- SPYDER 3 Pc Boys Swim Set | Rashguard UPF 30+ Sun Protection | NewOpens in a new window or tabBrand New$17.99Buy It NowFree deliverySave up to 20% when you buy more
- uv skinz boys 3 Piece UPF 50+ Swim Set Size 7 Blue Or OrangeOpens in a new window or tabBrand New$15.29Was: $16.9910% offBuy It NowFree deliveryBenefits charity
- Original J Crew Swim Trunks Boys 10 Pink Orange Shorts Patterned Print LinedOpens in a new window or tabPre-Owned$20.00or Best Offer+$4.71 delivery
- Patagonia Kids Baggies Shorts Medium 4" Pockets Swim Trunks Ojai Pixie BlueOpens in a new window or tabPre-Owned$20.00Buy It Now+$5.00 delivery
- Patagonia Board Shorts Boys 10 Pink Blue Striped Summer Fishing Swim WavefarerOpens in a new window or tabPre-Owned$12.99or Best Offer+$4.99 deliveryFree returns
- Neff Junior Boys Board Swim Shorts Trunks Dazey Sun Flower Green Yellow Smiley MOpens in a new window or tabPre-Owned$9.00or Best Offer+$6.20 delivery
- Hatley Dinosaur Swim Trunks Boy’s Size 4Opens in a new window or tabPre-Owned$6.00Buy It Now+$6.55 delivery
- Tommy Hilfiger Andean Toucan Boys Green Swimming Trunks Shorts Med 12/14Opens in a new window or tabBrand New$5.50Buy It Now+$7.95 deliveryFree returns
- Ocean Pacific Swim Trunks Boys 4 Red Classic Cars Palm Tree Lined OP ShortsOpens in a new window or tabPre-Owned$6.29Was: $6.9910% offor Best Offer+$4.99 deliveryFree returnsTop Rated Plus
- NWT Boys Nike NESS9672-448 Swim Volley Shorts Trunks w/liner Striped Blue MOpens in a new window or tabBrand New$7.89Buy It Now+$5.80 delivery
- HURLEY Character Check Pull-On Swim Trunks Boys M Night Force Drawstring WaistOpens in a new window or tabNew (Other)$11.78or Best Offer+$5.95 deliveryFree returnsTop Rated Plus
- Boy’s Swim Sets~ A Lot of 2~Sz XS 4/5 & S6/7 & M Shorts~Rash Guard Tops 4 PiecesOpens in a new window or tabPre-Owned$7.55or Best Offer+$7.45 delivery in 2-4 days
- Life is Good Boy's Mesh Lined Swim Trunks Board Shorts Crab Print Size 10 NWTOpens in a new window or tabBrand New$12.99Buy It Now+$4.84 delivery
- Cat and Jack Boys Swim Trunks - Size Medium (8/10) - Dinosaur Print Blue GreenOpens in a new window or tabBrand New$12.99or Best OfferFree deliveryFree returnsSave up to 25% when you buy more
- Ralph Lauren Swim Trunks Shorts Boys Youth POLO Blue Plaid Lined Size 7Opens in a new window or tabPre-Owned$13.75Buy It Now+$5.75 deliveryExtra 12% off with coupon
- Southern Lure Youth Size Medium Colorful Tropical Parrot Print Swim Trunks NEWOpens in a new window or tabBrand New$25.01or Best Offer+$5.35 deliveryExtra 20% off with coupon
- Southern Lure Boys Youth Multicolor Tropical Pineapple Swim Trunks Medium NEWOpens in a new window or tabBrand New$25.01or Best Offer+$5.35 deliveryExtra 20% off with coupon
- Nike Youth Boys Size Médium Swim Trunks Swimsuit ShortsOpens in a new window or tabPre-Owned$13.39Was: $14.8810% offor Best OfferFree delivery
- SPYDER 2 PIECE QUICK DRY SWIM SUIT, UVP 30+, TRUNKS & LONG SLEEVE BOYS MED 10-12Opens in a new window or tabBrand New$15.94or Best OfferFree delivery
- ZeroXposur Boys Sharks Island Graphic Swim Trunks with Bonus Goggles Medium 5/6Opens in a new window or tabBrand New$11.86Was: $13.9515% offor Best OfferFree deliveryFree returnsSave up to 15% when you buy moreTop Rated Plus
- Boys Swim Trunks Shorts Little Boys Bathing Suit Swimsuit Toddler Boy Size 10/12Opens in a new window or tabBrand New$15.97or Best OfferFree deliveryLast one
- New boys 10 J Crew Crewcuts scallop Camino shell printed swim trunks shortsOpens in a new window or tabBrand New$44.99Buy It Now+$7.55 delivery
- Tommy Hilfiger Andean Toucan Boys Yellow Swimming Trunks Shorts Med 12/14Opens in a new window or tabBrand New$5.50Buy It Now+$6.95 deliveryFree returns
- Cat & Jack Boys Size M Gray Yellow Blue Stripe Swim Shorts TrunksOpens in a new window or tabPre-Owned$0.990 bids · Time left4d 10hor Best Offer+$5.85 delivery
- Speedo Swimsuit Bathing Suit Short's Size Medium Boy'sOpens in a new window or tabBrand New$12.99Buy It Now+$6.85 delivery
- NWT Boys Size 10/25 Hurley Swim Board Shorts Trunks Blue Lazer drawstringOpens in a new window or tabBrand New$18.88or Best Offer+$6.55 delivery
- NWT Boys YMD Medium Under Armour Slash Volley Board Shorts Swim Trunks TurquoiseOpens in a new window or tabBrand New$12.95or Best Offer+$6.37 deliverySave up to 20% when you buy more
- BODEN Mini Boys Size 4 4Y Swim Shorts Trunks Sea Ocean Animal Fish Shark BeachOpens in a new window or tabPre-Owned$14.99or Best Offer+$5.99 delivery
- Nike Boys Medium Mash-Up Volley Short Swim Trunks Board Shorts All Over Nike DayOpens in a new window or tabPre-Owned$14.99Buy It Now+$5.00 delivery
- New! Boy's Under Armour Logo Swim Trunks Size Medium 10/12Opens in a new window or tabBrand New$29.95or Best Offer+$5.95 delivery
- UNDER ARMOUR UPF 50+ 2PC Rash guard & Trunks OR UPF 50 Swim Trunks;Sz 4-7,YS-YMOpens in a new window or tabBrand New$22.99 to $32.99Buy It NowFree delivery in 2-4 days10% off $40+ with coupon
- Spyder Youth 2-Piece Rash Guard and Board Shorts Swim Set BlueOpens in a new window or tabBrand New$21.99Buy It NowFree delivery in 4 days
- Jurassic Park Dinosaur T-Rex Swim Trunks Hidden Drawstring Purple Green Black MOpens in a new window or tabPre-Owned$7.99or Best Offer+$4.84 delivery
- Columbia Boys Sandy Shore Board Shorts Size M BoardshortsOpens in a new window or tabBrand New$14.99or Best Offer+$4.84 delivery
- Hurley Little Boys Doodle Tropical Paradise Board Shorts, Size 4Opens in a new window or tabPre-Owned$9.95Buy It NowFree deliveryFree returnsTop Rated Plus
- Hurley Floral Printed Drawcord Board Shorts Big Boys M Navy/White Elastic WaistOpens in a new window or tabBrand New$11.77or Best Offer+$5.95 deliveryFree returnsLast oneTop Rated Plus
- New! Boy's NIKE Green Logo Swim Trunks Size Medium 10/12Opens in a new window or tabBrand New$29.95or Best Offer+$5.95 delivery
- Boys Shorts 4 Pairs Sizes 6/7Opens in a new window or tabPre-Owned$15.00or Best Offer+$12.71 delivery
- Items Per Page
