195 results
- Youth Pokemon Swim Trunks Shorts XS NintendoOpens in a new window or tabPre-Owned$8.50or Best Offer+$4.89 delivery
- Minecraft Swim Trunks Board Shorts w/ Mesh Lining & Drawstrings Boy's XS (4/5)Opens in a new window or tabPre-Owned$7.00Buy It Now+$4.71 delivery
- TYR Boys' Durafast ONE Jammer Swimsuit, Black, 26 XSOpens in a new window or tabNew (Other)$27.91Was: $34.8920% offBuy It NowFree deliveryFree returnsTop Rated Plus
- Nike Swim Trunks Boys XS *estimated* Light Blue Brief LinedOpens in a new window or tabPre-Owned$3.60Was: $12.0070% offBuy It Now+$4.99 deliveryFree returnsTop Rated Plus
- 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 delivery in 2-4 daysFree returnsSave up to 30% when you buy more
- 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 Gap Boy's 6" Recycled Swim Trunks Colorblock Swim Shorts Sz XS, S, XLOpens in a new window or tabBrand New$13.50Buy It Now+$5.50 delivery
- Boys Under Armour Prototype Volley Swim Shorts Youth XS, NWT Black/ WhiteOpens in a new window or tabBrand New$19.99Buy It NowFree delivery
Picked For You
Top selling items from trusted sellers | Sponsored- TYR Boys' Durafast ONE Jammer Swimsuit, Black, 26 XSOpens in a new window or tab$27.91shoppermaxx (15,814) 99.7%
- Cat & Jack Boys 3 Color Tiered Swim Trunks Swimsuit UPF 50+ Size XL 16 HuskyOpens in a new window or tab$10.99bargainfields (1,924) 100%Save up to 20% when you buy more
- Jurassic Park Dinosaur T-Rex Swim Trunks Hidden Drawstring Purple Green Black XSOpens in a new window or tab$11.88jenifergreatfinds (4,618) 98.6%Extra 25% off with coupon
- Cat & Jack Boys Size XS Orange Blue Stripe Swim Shorts Trunks NWT Free SPF50+Opens in a new window or tab$12.92livtown (44,672) 99.8%Buy 1, get 1 50% off
- Member's Mark Boy's 4-Way Stretch Quick Dry Resort Swim Trunk 2TOpens in a new window or tab$11.99willdsmith82 (1,321) 99.6%
- Boys Swim Trunks Stripes Colorful Size XSmall 4/5 NewOpens in a new window or tab$13.97eightan11 (1,534) 100%
- Southern Tide Boy’s USA Striped Swim Trunks Size XS NWT $59.50Opens in a new window or tabBrand New$19.13Was: $21.9913% offBuy It Now+$5.00 delivery in 2-4 days
- Rokka&Rolla Boy‘s Compression Liner Swim Trunks Quick Dry Bathing SuitOpens in a new window or tabBrand New$29.99Was: $42.8430% offBuy It NowFree delivery in 2-4 daysFree returnsTop Rated Plus
- Boy's Youth Hurley Elastic Waist Swimsuit Swim NEWOpens in a new window or tabBrand New$17.99Buy It NowFree delivery in 2-4 daysFree returnsTop Rated Plus
- Cat & Jack Boys 3 Color Tiered Swim Trunks Swimsuit Size XL 16 HuskyOpens in a new window or tabBrand New$6.99Buy It Now+$4.29 deliveryFree returnsSave up to 20% when you buy moreTop Rated Plus
- Nike Performance Swimwear Amp Axis Boys Jammer Size 22 Age 6-7 XS - Black/GreenOpens in a new window or tabBrand New$15.99or Best OfferFree deliveryFree returns
- 🎉NEW🎉 Boys Size XS (6-7) Nike Ticker Tape Volley Swim TrunksOpens in a new window or tabBrand New$19.99or Best Offer+$4.84 delivery
- Swim By Cotton On Youth Boy Navy Red Drawstring Elastic Waist Swim Shorts TrunksOpens in a new window or tabPre-Owned$17.45Buy It Now+$6.99 deliveryFree returnsTop Rated Plus
- Hot Wheels Swim Trunk Short Boys XS Blue Drawstring Speed Demons Graphic PrintOpens in a new window or tabPre-Owned$11.24Was: $14.9925% offor Best Offer+$5.99 delivery
- Tylers Youth XSmall Classic Swim Trunks Dinosaur Surfer SummerOpens in a new window or tabPre-Owned$19.60or Best Offer+$7.25 delivery
- All In Motion Boys' XS 4/5 Blue & Teal Tropical Geo Print Hybrid Board ShortsOpens in a new window or tabBrand New$13.45Was: $14.9510% offBuy It NowFree deliverySave up to 20% when you buy more
- JURASSIC PARK Boys Swimming Trunks Teal Green & Purple Size XS New without TagsOpens in a new window or tabNew (Other)$9.99or Best Offer+$4.84 delivery
- Southern Tide Boys Small 4-5 XS Coral Orange Elastic Waist Swim Trunk ShortsOpens in a new window or tabBrand New$18.00or Best Offer+$7.95 delivery
From our popular brands
Based on number of views and purchases | Sponsored- NikeNike Swim Trunks Boys XS *estimated* Light Blue Brief LinedOpens in a new window or tabPre-Owned$3.60+$4.99 delivery
- HurleyBoy's Youth Hurley Elastic Waist Swimsuit Swim NEWOpens in a new window or tabBrand New$17.99Free delivery
- GapBoys Drawstring Swim Trunks Short XS Red Print Floral Elastic Waist Gap ~ NewOpens in a new window or tabBrand New$19.99+$5.00 delivery
- HurleyHURLEY Character Check Pull-On Swim Trunks 28 in W Boys L Mens XSOpens in a new window or tabBrand New$12.99+$6.40 delivery
- SpeedoSpeedo Endurance Swimwear Boy's XS Blue Elastic Waist Drawstring StretchOpens in a new window or tabBrand New$17.77+$8.95 delivery
- MarvelMarvel Avengers Age Of Ultron Boys Swim Trunk Shorts Size XS (4)Opens in a new window or tabPre-Owned$10.00+$5.80 delivery
- MarvelNEW - Bundle MARVEL SPIDERMAN & GOODFELLOW BOYS SWIM TRUNKS XS/10-12. Loc-8Opens in a new window or tabNew (Other)$16.00+$5.21 delivery
- DisneyMickey Mouse Swim Trunks Blue Board Shorts Disney Junk Food Lined Boys XSOpens in a new window or tabNew (Other)$9.74+$8.85 delivery
- TrunksMinecraft Green Swim Trunks Shorts Boys Size X-Small XS BriefsOpens in a new window or tabPre-Owned$4.32+$4.84 delivery
- NikeNike Vtge Swimming Shorts Logo Maroon 3 Zipped Pockets RM 56323 Boys UK 6-8Opens in a new window or tabPre-Owned$12.90+$11.00 delivery
- SpeedoNEW Speedo Swim Trunks blue boys sz XS 6/7 sunblocking, water repellantOpens in a new window or tabBrand New$9.95+$5.00 deliverySave up to 20% when you buy more
- NEW Peter Millar Swim Trunks Hot Air Balloon Print Red Multi Boys Sz XS (5-6)Opens in a new window or tabBrand New$55.00or Best Offer+$4.99 delivery
- New U.S. Polo Assn. Boys Red Swim Shorts Trunks Pockets Sz 4-5 XS (U16)Opens in a new window or tabBrand New$12.99Buy It NowFree deliveryLast one
- Boys' Sharks Printed Swim Trunks - Cat & Jack XS 4/5 BlueOpens in a new window or tabBrand New$7.99or Best Offer+$3.89 delivery
- New Boys Size XS(4/5) Long Sleeve Shark Rashguard and Swim Trunk SetOpens in a new window or tabBrand New$15.99Buy It Now+$4.84 delivery
- H&M BOYS SWIM TRUNKS DRAWSTRING BEIGE BACK POCKET SIZE XSOpens in a new window or tabPre-Owned$2.00Buy It Now+$4.52 delivery
- Member's Mark Boy's 4-Way Stretch Quick Dry Resort Swim Trunk Shark Galore XSOpens in a new window or tabBrand New$10.19Was: $11.9915% offBuy It NowFree delivery in 2-4 days
- NEW Speedo Swim Trunks blue boys sz XS 6/7 sunblocking, water repellantOpens in a new window or tabBrand New$9.95Buy It Now+$5.00 deliverySave up to 20% when you buy more
- Old Navy Boys Swim Trunk Size 5T/XSOpens in a new window or tabPre-Owned$5.00or Best Offer+$4.84 delivery
- Abercrombie & Fitch Board Shorts Youth Boys Extra Small Striped Black BeachOpens in a new window or tabPre-Owned$16.80Was: $19.7715% offor Best Offer+$7.45 deliveryFree returns
- Rokka&Rolla Boys Swim Trunk Mesh Lined Bathing Suit UPF50+Quick Dry Beach ShortsOpens in a new window or tabBrand New$25.50Was: $36.4330% offBuy It NowFree delivery in 2-4 daysFree returnsTop Rated Plus
- Art Class Toddlers Salmon Drawstring Lined Swim Trucks Size XS 4-5Opens in a new window or tabPre-Owned$5.00or Best Offer+$5.00 delivery
- Cherokee Shorts Boys Extra Small Black Blue Skulls Swim Bottoms Lined DrawstringOpens in a new window or tabPre-Owned$6.00Was: $14.9960% offor Best Offer+$6.99 deliveryFree returns20% off 3+ with couponTop Rated Plus
- Wave Zone Swim Trunks Boys Size XS 5 Cargo Board Shorts Blue Ombre SwimsuitOpens in a new window or tabPre-Owned$6.40Was: $8.0020% offor Best Offer+$4.98 deliveryFree returnsTop Rated Plus
- Vilebrequin Swim Trunks Collector 1964 Geometric Lined Shorts Youth XSOpens in a new window or tabPre-Owned$42.75or Best Offer+$6.00 deliveryFree returnsTop Rated Plus
- Marvel Boys Black Panther Swim Trunks Shorts Size XS 5/6Opens in a new window or tabBrand New$6.00Buy It Now+$4.70 delivery
- Columbia Youth Boys Super Backcast Water Shorts Size XSOpens in a new window or tabBrand New$14.99Buy It Now+$5.95 delivery
- GAP KIDS x HOT WHEELS Boys Swim trunks size XS Boys 4-5Opens in a new window or tabPre-Owned$15.00Buy It Now+$4.84 delivery
- Speedo - Boys Hawaiian - Swim Trunks - NWT!Opens in a new window or tabBrand New$16.00or Best Offer+$6.00 delivery
- Vintage Pro Spirit Kids Swim Trunks 90s Style Size XS 4-5Opens in a new window or tabPre-Owned$18.00or Best OfferFree delivery
- Rokka&Rolla Boys' 4-Way Stretch Swim Trunks Board Shorts Bathing Suit SwimwearOpens in a new window or tabBrand New$26.50Was: $37.8630% offBuy It NowFree delivery in 2-4 daysFree returnsTop Rated Plus
- Wonder Nation Boys Quick Dry Swim Trunks Pocket Tropical Shorts XS (4-5)Opens in a new window or tabBrand New$6.99Buy It Now+$4.50 deliveryExtra 10% off with coupon
- Wonder Nation Boys Quick Dry Swim Trunks Shorts Pocket Tropical Shorts XS (4-5)Opens in a new window or tabBrand New$6.99Buy It Now+$4.50 deliveryExtra 10% off with coupon
- Disney Cars Boys Swim Trunks Lightning McQueen Swim Shorts Pixar Size XS 4/5 NWTOpens in a new window or tabBrand New$19.99or Best Offer+$6.20 delivery
- Arena Men's Swimming Grey Swim Trunk 26 Swimwear Bath Short Swimsuit Boxer XSOpens in a new window or tabBrand New$15.52Was: $19.9022% offor Best Offer+$8.90 deliveryfrom CyprusFree returnsTop Rated Plus
- Nike Performance Swimwear Amp Axis Boys Jammer Size 22 Age 6-7 XS - Black/BlueOpens in a new window or tabBrand New$15.99or Best OfferFree deliveryFree returns
- Wonder Nation Boys Quick Dry Swim Trunks 3 Pocket Tropical Shorts XS (4-5)Opens in a new window or tabBrand New$6.99or Best Offer+$5.40 delivery in 2-4 days
- BUC-EE'S Boys Swim Trunks YOUTH X-SMALL Buc-ee The Beaver Print New W TagsOpens in a new window or tabBrand New$19.99or Best OfferFree deliveryFree returnsSave up to 20% when you buy moreTop Rated Plus
- Speedo Boys Swim Trunks Shorts Drawstring Elastic Waist Blue Size XS 0136Opens in a new window or tabPre-Owned$5.00Buy It Now+$4.44 delivery
- Boys Drawstring Swim Trunks Short XS Red Print Floral Elastic Waist Gap ~ NewOpens in a new window or tabBrand New$19.99or Best Offer+$5.00 delivery
- THE NORTH FACE Boy's Class V Water Shorts - Turkish Sea Logo & Phantom Print XSOpens in a new window or tabBrand New$14.99or Best Offer+$6.50 deliveryFree returnsTop Rated Plus
- Boy’s Speedo Bikini Swim Brief, Endurance, Speedo Navy, Size 26Opens in a new window or tabBrand New$32.99or Best Offer+$5.85 delivery
- HURLEY Character Check Pull-On Swim Trunks 28 in W Boys L Mens XSOpens in a new window or tabBrand New$12.99Buy It Now+$6.40 delivery
- Arena Swimming Brief Swimwear Swimsuit Pool Swim 26 Juniors Bath Swim Slip XSOpens in a new window or tabBrand New$13.65Was: $21.0035% offor Best Offer+$8.90 deliveryfrom CyprusFree returnsLast oneTop Rated Plus
- Boys XS (4/5) sonic the hedgehog - Blue and black checkered swim shortsOpens in a new window or tabBrand New$9.09Was: $12.9930% offBuy It Now+$5.50 delivery
- Cat & Jack Boys Swim Shorts Size XS Red White Blue Shark Swim Trunks SummerOpens in a new window or tabPre-Owned$5.00or Best Offer+$4.50 delivery in 2-4 days
- Cherokee Swim Trunks Striped Adjustable Lined New XSOpens in a new window or tabBrand New$12.00or Best Offer+$4.33 delivery
- The North Face Swim Trunks Red Blue Boys, XSOpens in a new window or tabBrand New$14.99or Best Offer+$4.51 delivery
- NWT Boys Size XS 4/5 Swim Trunks Lot of 3 All in MotionOpens in a new window or tabBrand New$18.00or Best Offer+$6.00 delivery
- Speedo Endurance Swimwear Boy's XS Blue Elastic Waist Drawstring StretchOpens in a new window or tabBrand New$17.77or Best Offer+$8.95 deliveryFree returnsTop Rated Plus
- 2x STAR WARS Boy's XS 4/5 Blue Swim Suits/Trunks/Board Shorts Yoda Grogu VaderOpens in a new window or tabPre-Owned$5.00or Best Offer+$8.95 delivery in 2-4 days
- Nike Performance Swimwear Amp Axis Boys Jammer Size 22 Age 6-7 XS - Black/GreyOpens in a new window or tabBrand New$15.99or Best OfferFree deliveryFree returns
- Hype Floral Stripe Swim Shorts Boys XS Black White Tropical LogoOpens in a new window or tabPre-Owned$14.99or Best Offer+$6.55 deliveryFree returns
- Cat & Jack Boys Swimsuit Bundle Of 3 Target Swimwear Bathing Palms Dinosaur USAOpens in a new window or tabNew (Other)$13.99or Best Offer+$5.80 delivery
- NWT Speedo Boys Size XS 6/7 SPF 50+ 17” Outseam Red White Blue Swim TrunksOpens in a new window or tabBrand New$10.00or Best Offer+$4.84 deliveryExtra 10% off with coupon
- Lands' End Kids Swim Trunks Navy Blue NWOT Size XXS 2/3 Elastic Drawstring WaistOpens in a new window or tabNew (Other)$12.99or Best Offer+$5.51 delivery
- Lands’ End Boys Size XS (4-5) Tropical Swim TrunksOpens in a new window or tabPre-Owned$3.000 bids · Time left5d 23h$5.00Buy It Now+$4.51 delivery
- OP Ocean Pacific Swim Trunks Shorts Surfboards ~ Boy’s XS/XCH 4-5 Mesh LiningOpens in a new window or tabPre-Owned$8.46Was: $9.9515% offBuy It NowFree delivery in 2-4 days
- NWT Speedo Boy's Billion Beach Boardshort 17" Swim Trunks Size XSOpens in a new window or tabBrand New$14.99Buy It NowFree delivery
- Swim Trunks NEW WITH TAGS Boys Size 4/5 (XS) by Cat & Jack, Tie Dye, UPF 50+Opens in a new window or tabBrand New$9.45Was: $10.5010% offor Best Offer+$5.62 deliveryExtra 10% off with coupon
- Sz 4-14 Super Mario Kart Swimsuit Set Swim Trunks Shorts Nintendo Boys Luigi NWTOpens in a new window or tabBrand New$25.01 to $25.67Was: $37.9034% offBuy It Now+$4.95 delivery
- NEW Old Navy Gray Drawstring Shorts Built-In Flex Boy's SZ/XS(5) NWOTOpens in a new window or tabBrand New$8.95Buy It Now+$4.95 delivery
- Old Navy Boys' Swim Trunks -- blue stripes, XS / 5Opens in a new window or tabPre-Owned$5.00Buy It Now+$4.95 delivery in 2-4 daysFree returns
- O’rageous Size XS(6-7) Boys Swim Shorts One Leg Pocket Stretch Drawstring WaistOpens in a new window or tabPre-Owned$10.00Buy It Now+$6.55 delivery
- NEW Old Navy Gray Drawstring Shorts Dry Quick Boy's XS/5 NWTOpens in a new window or tabBrand New$8.95Buy It Now+$4.95 delivery
- WONDER NATION BOYS LOBSTER THEME SWIMMING TRUNKS SHORTS SIZE XS 4-5 DRAWSTRINGOpens in a new window or tabBrand New$15.99or Best Offer+$2.99 delivery
- Items Per Page
