5,400+ results
- Abercrombie Kids “Pool To Play” Dark & Light Gray sz 15/16 Lined For SwimmingOpens in a new window or tabPre-Owned$8.00or Best Offer+$8.84 delivery
- Thomas & Friends Swim Trunks 4T Boys Faster! Faster! Thomas the tank engineOpens in a new window or tabPre-Owned$10.83or Best Offer+$5.75 delivery
- Chubbies Kids Boys Gray Classic Dinosaur & Palm trees Swim Trunks 4Opens in a new window or tabPre-Owned$12.00or Best Offer+$6.30 delivery
- HURLEY Boys 16 BOARD SHORTS FUNCTIONAL DRAWCORD SWIMMING TRUNKS BLUE/GREENOpens in a new window or tabPre-Owned$8.99Buy It Now+$4.57 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 more
- Hurley Youth Boy's UPF 50+ Long Sleeve Rash Guard Swim TopOpens in a new window or tabBrand New$12.99List price: $26.0050% offBuy It NowFree deliveryFree returnsSave up to 30% when you buy more
- Patagonia Boys Baby Baggie Shorts Orange Green Blue Yellow 4TOpens in a new window or tabPre-Owned$30.00Buy It Now+$4.70 delivery
- Jurassic World Dinosaur Swimsuit Swim Trunk Rash Guard Set Boy 4 6 8 10 12 14 16Opens in a new window or tabBrand New$28.90 to $29.90Buy It Now+$5.95 delivery
Picked For You
Top selling items from trusted sellers | Sponsored- Boy's Nike 3 Brand Polyester Swim Shorts Swimsuit NEWOpens in a new window or tab$21.99qualitybargains01 (66,102) 99.6%1+ watchers
- Polo By Ralph Lauren Kids Boys Adjustable Elastic Waist Lined Swim Trunks Sz 4Opens in a new window or tab$27.99babies_n_things (2,051) 100%
- Hurley Little Boys Doodle Tropical Paradise Board Shorts, Size 4Opens in a new window or tab$9.95kdk_kidsclothes (3,106) 100%
- Member's Mark Boys 4Way Stretch Quick Dry UPF50 Sun Protection Resort Swim TrunkOpens in a new window or tab$11.99ewirelessgear (170,477) 99.7%Save up to 30% when you buy more
- One-Piece Children Swimsuits Kid Swimwear Boys Long Sleeve Sun Protection NewOpens in a new window or tab$37.04alanashop2 (1,077) 98.6%
- Boy's Youth Hurley 2 Piece UPF 50+ H2O Dri Swim Long Sleeve Shirt Swim NewOpens in a new window or tab$24.99qualitybargains01 (66,102) 99.6%
- Little Boy's Youth Hurley 2 Piece UPF 50+ H2O Dri Swim Shirt Swim Trunks SetOpens in a new window or tab$24.99qualitybargains01 (66,102) 99.6%
- Boy's Youth Billabong Recycler Pro Wave Washed Boardshorts Swim NEW READOpens in a new window or tab$22.99qualitybargains01 (66,102) 99.6%
- SONIC the HEDGEHOG SEGA UPF-50 Swim Trunks Bathing Suit NWT Boys Sz. 4, 5-6 or 7Opens in a new window or tabBrand New$14.39Was: $15.9910% offBuy It Now+$4.95 delivery in 2-4 daysFree returnsSave up to 20% when you buy moreTop Rated Plus
- Vineyard Vines Boys Chappy Swim Trunks Size 4T Swim Suit Seahorse Print BeachOpens in a new window or tabPre-Owned$22.00or 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 more
- NWT Vilebrequin France Surfing Turtles Green Swim Shorts Youth Trunks Sz 4Opens in a new window or tabBrand New$65.00or Best Offer+$4.84 delivery
- Boy's Nike 3 Brand Polyester Swim Shorts Swimsuit NEWOpens in a new window or tabBrand New$21.99Buy It NowFree deliveryFree returns1+ watchersTop Rated Plus
- Boys Swim Trunks with Compression Liner Toddler Stretch Swim ShortsOpens in a new window or tabNew (Other)$16.79Was: $19.9916% offBuy It NowFree deliveryfrom China
- Hurley Board Shorts Boys Size XS 21x6 Floral Print BlackOpens in a new window or tabPre-Owned$6.00Buy It Now+$6.00 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 more
- Johnnie O Boys Plaid Board Shorts Swim Trunks Sz 4 Boys Blue Mesh Liner PocketsOpens in a new window or tabPre-Owned$24.99or Best Offer+$6.50 deliveryFree returns
- Patagonia Kids Youth Baggies Nylon Pull On Swim Shorts 7" Lined Size XS 5-6Opens in a new window or tabBrand New$20.00Buy It Now+$10.00 delivery13 watchers
- Boy's Youth Hurley Board Shorts Swim NEWOpens in a new window or tabBrand New$19.99Buy It NowFree deliveryFree returnsTop Rated Plus
- Boy 5T 6T summer lot of 9.Shorts t-shirt bathing suit.adidas gapOpens in a new window or tabPre-Owned$14.00Buy It Now+$11.07 delivery
From our popular brands
Based on number of views and purchases | Sponsored- HurleyHurley Board Shorts Boys Size XS 21x6 Floral Print BlackOpens in a new window or tabPre-Owned$6.00+$6.00 delivery
- NikeNEW Lot of 2 NIKE Athletic Shorts & Swim / Boardshorts Boy's Sz 4 NWTOpens in a new window or tabBrand New$12.99+$4.30 delivery
- VilebrequinNWT AUTHENTIC VILEBREQUIN SWIM TRUNKS - WATER REACTIVE - KIDS- BLUE - 4 YEARSOpens in a new window or tabBrand New$65.00+$5.95 delivery
- DisneyMICKEY MOUSE SWIM SWIMMING TRUNKS BATHING SUIT DISNEY 4TOpens in a new window or tabPre-Owned$6.99+$5.00 delivery
- NikeBoy's Nike 3 Brand Polyester Swim Shorts Swimsuit NEWOpens in a new window or tabBrand New$21.99Free delivery
- HurleyHurley Little Boys Doodle Tropical Paradise Board Shorts, Size 4Opens in a new window or tabPre-Owned$9.95Free delivery
- VilebrequinNEW WITH TAGS AUTHENTIC VILEBREQUIN SWIM TRUNKS FOR KIDS - YELLOW - 4 YEARSOpens in a new window or tabBrand New$65.00+$5.95 delivery
- GapBoys 4-5 Swimsuit Swim Trunks Shorts GAP Star Wars Kids XS Navy Blue GrayOpens in a new window or tabPre-Owned$20.20Free delivery
- DisneyDisney Boys Retro Mickey Mouse & Pluto Striped Swim Trunk Board Shorts Size 4Opens in a new window or tabPre-Owned$12.00+$4.84 delivery
- PatagoniaLot of (3) Patagonia Boys Board Shorts Size 16 Swim Trunks Youth KidsOpens in a new window or tabPre-Owned$36.00+$8.75 delivery
- NEW Lot of 2 NIKE Athletic Shorts & Swim / Boardshorts Boy's Sz 4 NWTOpens in a new window or tabBrand New$12.99or Best Offer+$4.30 delivery
- Prodoh Boys Blue Stripe Boogie Board Swim Trunks Size 4TOpens in a new window or tabPre-Owned$21.00Buy It Now+$4.65 delivery
- Boys Baseball Pink Blue Ice Cream Drip Sprinkles Swim Lined Shorts Sz 4YOpens in a new window or tabNew (Other)$15.99Buy It Now+$6.55 delivery
- Little Boy's Youth Hurley 2 Piece UPF 50+ H2O Dri Swim Shirt Swim Trunks SetOpens in a new window or tabBrand New$24.99Buy It NowFree deliveryFree returnsTop Rated Plus
- 💕1 Vilebrequin Boy Swim Trunks YOUR CHOICE: Turtle Elephants Bear Travel 4 & 2Opens in a new window or tabPre-Owned$21.90Buy It Now+$7.90 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 returns
- The Beaufort Bonnet Company Country Club Colorblock Swim Trunks Size 4tOpens in a new window or tabBrand New$24.241 bid · Time left1d 22h+$5.95 delivery
- Boy's Youth Hurley 2 Piece UPF 50+ H2O Dri Swim Long Sleeve Shirt Swim NewOpens in a new window or tabBrand New$24.99Buy It NowFree deliveryFree returnsTop Rated Plus
- 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
- MICKEY MOUSE SWIM SWIMMING TRUNKS BATHING SUIT DISNEY 4TOpens in a new window or tabPre-Owned$6.99Buy It Now+$5.00 delivery
- UV SKINZ green short sleeve UV Rash Guard Shirt Youth 4TOpens in a new window or tabPre-Owned$15.00Was: $49.9970% offor Best Offer+$6.95 delivery
- Psycho Bunny Maybrook Bunny Print Little Boy 4 XXXSOpens in a new window or tabPre-Owned$14.99or Best Offer+$6.50 deliveryFree returnsTop Rated Plus
- Hurley Long Sleeve Dri-Fit UPF 50+ Shirt Black, Boy's Swim Top, SELECT SIZEOpens in a new window or tabBrand New$14.88Was: $16.007% offBuy It NowFree deliverySave up to 25% when you buy more
- Vineyard Vines Boys Swim TrunksOpens in a new window or tabPre-Owned$18.00or Best Offer+$4.84 delivery
- Vineyard Vines Swim Trunks Bathing Suit Drawstring Blue Hibiscus Boys L (16)Opens in a new window or tabPre-Owned$13.79or Best Offer+$6.55 delivery
- UNDER ARMOUR UPF 50+ 2PC Rash guard & Trunks OR Swim Trunks UPF50 Sz 4-7, YS-YXLOpens in a new window or tabBrand New$22.99 to $32.99Buy It NowFree delivery in 2-4 days
- Boys Pokemon Swim Trunks Rash Guard Shirt Size 14- 16 Shorts Swimsuit PikachuOpens in a new window or tabPre-Owned$14.99or Best Offer+$6.55 delivery
- NEW Boy's Youth Quiksilver Polyester Swim Boardshorts ShortsOpens in a new window or tabBrand New$19.99Buy It NowFree deliveryFree returnsTop Rated Plus
- Boys Vineyard Vines FOURTH OF JULY Swimming Trunks Size 4T GREAT COL0RSOpens in a new window or tabPre-Owned$24.85or Best Offer+$6.85 delivery
- Boy Swimsuit Quick Dry Swimwear Beach Bathing Suit Wetsuit Kids Shark Print SetOpens in a new window or tabNew (Other)$16.49Buy It Now+$3.99 deliveryfrom China
- Vintage Boys Rash Guard Swimsuit Pool Swimming Sun Protection Size 4TOpens in a new window or tabPre-Owned$13.99or Best Offer+$6.55 delivery
- Member's Mark Boys Resort Built-In Liner Swim TrunkOpens in a new window or tabBrand New$12.99List price: $30.0057% offBuy It NowFree deliveryFree returns
- Polo Ralph Lauren Boys Swim Trunks Shorts Classic Navy Sharks SZ 4 NWTOpens in a new window or tabBrand New$26.00Buy It Now+$5.85 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 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 returns
- Wonder Nation Boys Swim Trunks / Shorts - Pick your size & style - NWTOpens in a new window or tabBrand New$9.99Buy It NowFree deliverySave up to 10% when you buy more
- Patagonia Kids Capilene Cool Daily Hoody Style 62410 Size XS 5/6 Rash GuardOpens in a new window or tabNew (Other)$24.00or Best Offer+$6.15 delivery in 2-4 days
- Vilebrequin Boys Swim Shorts Tie Dye Size 4 PocketsOpens in a new window or tabPre-Owned$39.95or Best OfferFree delivery
- Quiksilver Boys Everyday Grass Roots 17" Boardshorts Size 30 16 years NWTOpens in a new window or tabBrand New$21.99Buy It Now+$5.00 delivery in 2-4 daysFree returnsTop Rated Plus
- JURASSIC WORLD T-REX UPF-50+ Swim Trunks Bathing Suit NWT Boys 4, 5-6 or 7 $25Opens in a new window or tabBrand New$14.39Was: $15.9910% offBuy It Now+$4.95 delivery in 2-4 daysFree returnsSave up to 20% when you buy moreTop Rated Plus
- Little Boy's Hurley Swimsuit Board Shorts Swim NEWOpens in a new window or tabBrand New$16.99Buy It NowFree deliveryFree returnsTop Rated Plus
- Vineyard Vines Outward Whole Blue Size 4T Printed Chappie TrunksOpens in a new window or tabBrand New$19.97or Best OfferFree delivery
- NWOT Mini Boden Appliqué Towelling Throw-on Cabana Blue/Ivory OctopusOpens in a new window or tabNew (Other)$28.00Buy It Now+$6.84 delivery
- AIR JORDAN Boys Mesh Lined Board Shorts Swimsuit Swim Trunks Black Sz 4 YouthOpens in a new window or tabBrand New$29.95Buy It NowFree delivery
- Lot Of 4 Mini Boden Boys 3-4 Yr Swim Trunks And Rash GuardsOpens in a new window or tabPre-Owned$30.00Buy It Now+$6.84 delivery
- Cat & Jack Boys 3 Color Tiered Swim Trunks Swimsuit UPF 50+ Size XL 16 HuskyOpens in a new window or tabBrand New$10.99Buy It NowFree deliverySave up to 20% when you buy more
- NWT JOHNNIE-O $55 BOYS INAGUA HALF ELASTIC SWIM SHORTS TRUNKS IN GULF BLUE SZ 16Opens in a new window or tabBrand New$19.99Buy It Now+$5.95 deliveryFree returnsLast oneTop Rated Plus
- Spider-Man Swinging Action Youth Swim Shorts & Rash Guard Set Multi-ColorOpens in a new window or tabBrand New$19.99Buy It NowFree delivery
- Boy's Youth Billabong Recycler Pro Wave Washed Boardshorts Swim NEW READOpens in a new window or tabBrand New$22.99Buy It NowFree deliveryFree returnsTop Rated Plus
- Lands' End NWT Blue Shark Swim Trunks Shorts Swimsuit Sz XSOpens in a new window or tabBrand New$14.99or Best Offer+$4.99 delivery
- MINECRAFT MINI FIGURES UPF-50+ Bathing Suit Swim Trunks NWT Boys 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
- Boys Cat And Jack 4t Swim Trunks —Safari PrintOpens in a new window or tabPre-Owned$3.50Was: $5.0030% offor Best Offer+$4.84 delivery
- Boy's Youth Hurley UPF Swim Shirt ShortsOpens in a new window or tabBrand New$29.99Buy It NowFree delivery1+ watchers
- Tony Hawk Hybrid Cargo Shorts Boys 16 Beige/Tan Polyester adjustable waistOpens in a new window or tabPre-Owned$12.99Buy It Now+$4.84 delivery
- Sundek Boys Blue Swim Trunks Size 16Opens in a new window or tabPre-Owned$9.950 bids · Time left3d 1h+$4.84 delivery
- City Streets Trunks Boys 4T Multicolor Swimwear New With Tag NWTOpens in a new window or tabBrand New$9.99Buy It Now+$5.00 deliveryExtra 20% off with coupon
- SURF Boys Swim Trunks Boys Bathing Suit Size from 2T to 18/20 Blind boxOpens in a new window or tabBrand New$1.99 to $2.99Buy It Now+$5.50 delivery in 2-4 daysSave up to 20% when you buy more
- Patagonia Swim Trunks Boys Size XS 5/6 Baggies Blue Floral Lined PocketsOpens in a new window or tabPre-Owned$27.99Buy It Now+$6.30 delivery
- Boys Ralph Lauren Red Logo Swim Shorts. Size 4TOpens in a new window or tabPre-Owned$25.00or Best Offer+$4.84 delivery
- NWT ABERCROMBIE KIDS Brief LINED SWIM TRUNKS Boy’s 15/16 Teal Colorblock PatternOpens in a new window or tabBrand New$15.99Buy It Now+$5.50 delivery
- 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
- Vineyard Vines Boys Poolside Blue Printed Chappy Swim ShortsOpens in a new window or tabBrand New$34.99 to $39.99Buy It Now+$6.84 delivery3+ watchers
- Polo By Ralph Lauren Kids Boys Adjustable Elastic Waist Lined Swim Trunks Sz 4Opens in a new window or tabPre-Owned$27.99or Best OfferFree deliveryFree returns
- Tony Hawk Hybrid Shorts Boys 16 Beige Mesh Pockets PolyesterOpens in a new window or tabPre-Owned$24.95or Best Offer+$6.95 deliveryFree returnsExtra 20% off with couponTop Rated Plus
- Items Per Page
