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      • Boys' Clothing (Sizes 4 & Up)
        • Selected categorySwimwear
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51 results

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    • XSRemove filter
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    • Wonder Nation Boys XS 4/5 Boys Board Shorts Alligator Theme Orange
      Wonder Nation Boys XS 4/5 Boys Board Shorts Alligator Theme Orange
      Opens in a new window or tab
      Pre-Owned
      $13.50
      or Best Offer
      +$4.62 delivery
      Sponsored
    • Tylers Youth XSmall Classic Swim Trunks Dinosaur Surfer Summer
      Tylers Youth XSmall Classic Swim Trunks Dinosaur Surfer Summer
      Opens in a new window or tab
      Pre-Owned
      $19.60
      or Best Offer
      +$7.25 delivery
      Sponsored
    • Members Mark Boy’s Resort Red White And Blue Tropical Swim Trunks Size XS(4/5)
      Members Mark Boy’s Resort Red White And Blue Tropical Swim Trunks Size XS(4/5)
      Opens in a new window or tab
      Pre-Owned
      $12.00
      Was: $30.0060% off
      or Best Offer
      +$7.00 delivery
      Sponsored
    • Rokka&Rolla Boys Swim Trunk Mesh Lined Bathing Suit UPF50+Quick Dry Beach Shorts
      Rokka&Rolla Boys Swim Trunk Mesh Lined Bathing Suit UPF50+Quick Dry Beach Shorts
      Opens in a new window or tab
      Brand New
      $25.50
      Was: $36.4330% off
      Buy It Now
      Free delivery
      Free returns
      Sponsored
      Top Rated Plus
    • Disney Lilo and Stitch LIVE ACTION MOVIE Boys Swimsuit Swim Trunks Size 4 6 8 12
      Disney Lilo and Stitch LIVE ACTION MOVIE Boys Swimsuit Swim Trunks Size 4 6 8 12
      Opens in a new window or tab
      Brand New
      $25.85 to $26.85
      Buy It Now
      +$5.60 delivery
      Sponsored
    • $59 NWT Southern Tide Youth Boys Mostera Palm Swim Trunk Shorts Size XS
      $59 NWT Southern Tide Youth Boys Mostera Palm Swim Trunk Shorts Size XS
      Opens in a new window or tab
      Brand New
      $14.99
      Buy It Now
      +$3.95 delivery
      Sponsored
    • Wonder Nation Boys Quick Dry Swim Trunks Shorts Pocket Tropical Shorts XS (4-5)
      Wonder Nation Boys Quick Dry Swim Trunks Shorts Pocket Tropical Shorts XS (4-5)
      Opens in a new window or tab
      Brand New
      $6.99
      Buy It Now
      +$4.50 delivery
      Extra 10% off with coupon
      Sponsored
    • All In Motion Boys' XS 4/5 Blue & Teal Tropical Geo Print Hybrid Board Shorts
      All In Motion Boys' XS 4/5 Blue & Teal Tropical Geo Print Hybrid Board Shorts
      Opens in a new window or tab
      Brand New
      $13.45
      Was: $14.9510% off
      Buy It Now
      Free delivery in 2-4 days
      Save up to 20% when you buy more
      Sponsored
    • Lilly Pulitzer Boys Size Toddler 3-4 Junior Capri Swim Trunks Bathing Suit
      Lilly Pulitzer Boys Size Toddler 3-4 Junior Capri Swim Trunks Bathing Suit
      Opens in a new window or tab
      Pre-Owned
      $19.95
      Buy It Now
      Free delivery
      Sponsored
    • Rokka&Rolla Boy‘s Compression Liner Swim Trunks Quick Dry Bathing Suit
      Rokka&Rolla Boy‘s Compression Liner Swim Trunks Quick Dry Bathing Suit
      Opens in a new window or tab
      Brand New
      $29.99
      Was: $42.8430% off
      Buy It Now
      Free delivery
      Free returns
      Sponsored
      Top Rated Plus
    • Cat & Jack Boys Swimsuit Bundle Of 3 Target Swimwear Bathing Palms Dinosaur USA
      Cat & Jack Boys Swimsuit Bundle Of 3 Target Swimwear Bathing Palms Dinosaur USA
      Opens in a new window or tab
      New (Other)
      $12.99
      or Best Offer
      +$5.80 delivery
      Sponsored
    • Wonder Nation Boys "Tropical Flamingos" Quick Dry Swim Trunks, Size XS(4-5)/New
      Wonder Nation Boys "Tropical Flamingos" Quick Dry Swim Trunks, Size XS(4-5)/New
      Opens in a new window or tab
      Brand New
      $5.60
      Was: $8.0030% off
      Buy It Now
      +$5.24 delivery
      Extra 10% off with coupon
      Sponsored
    • Old Navy Rashguard Boys Bundle Of 2 Sz XS 5 Swim Top Beachwear Shark Palm Trees
      Old Navy Rashguard Boys Bundle Of 2 Sz XS 5 Swim Top Beachwear Shark Palm Trees
      Opens in a new window or tab
      Pre-Owned
      $11.99
      or Best Offer
      +$4.84 delivery
      Sponsored
    • Rokka&Rolla Boys' 4-Way Stretch Swim Trunks Board Shorts Bathing Suit Swimwear
      Rokka&Rolla Boys' 4-Way Stretch Swim Trunks Board Shorts Bathing Suit Swimwear
      Opens in a new window or tab
      Brand New
      $26.50
      Was: $37.8630% off
      Buy It Now
      Free delivery
      Free returns
      Sponsored
      Top Rated Plus
    • Boys' Swimming Shorts Size XS (4) GYMBOREE Tropical Print Color Green NWT
      Boys' Swimming Shorts Size XS (4) GYMBOREE Tropical Print Color Green NWT
      Opens in a new window or tab
      Brand New
      $18.74
      Was: $24.9925% off
      or Best Offer
      +$6.14 delivery
      Free returns
      15% off with coupon. Max $100 off
      Sponsored
      Top Rated Plus
    • Gap Kids Tropical Board Shorts Swim Boys Size XS Flamingos Beach Mesh Lining
      Gap Kids Tropical Board Shorts Swim Boys Size XS Flamingos Beach Mesh Lining
      Opens in a new window or tab
      Pre-Owned
      $6.71
      Was: $7.8915% off
      or Best Offer
      +$4.84 delivery
      Sponsored
    • NEW Speedo Rash Guard Swim Shirt blue boys sz XS 6/7 short sleeve, sunblocking
      NEW Speedo Rash Guard Swim Shirt blue boys sz XS 6/7 short sleeve, sunblocking
      Opens in a new window or tab
      Brand New
      $9.95
      Buy It Now
      +$5.00 delivery
      10% off 2+ with coupon
      Sponsored
    • Buc-ees Beaver XS Boys Swim Trunks Shorts Palm Trees Beach Tropical Cartoon
      Buc-ees Beaver XS Boys Swim Trunks Shorts Palm Trees Beach Tropical Cartoon
      Opens in a new window or tab
      Pre-Owned
      $14.99
      Buy It Now
      +$8.55 delivery
      Sponsored
    • NWT Jurassic Park Swimwear shorts Teal Green & Purple Boys Swim Trunks
      NWT Jurassic Park Swimwear shorts Teal Green & Purple Boys Swim Trunks
      Opens in a new window or tab
      Brand New
      $7.00
      Was: $10.0030% off
      Buy It Now
      +$5.50 delivery
      Sponsored
    • NWT GAP Coral Reef Tropical Fish Swim Trunks Board Shorts Swim Short Boys XS
      NWT GAP Coral Reef Tropical Fish Swim Trunks Board Shorts Swim Short Boys XS
      Opens in a new window or tab
      Brand New
      $13.00
      Buy It Now
      +$7.35 delivery
      Sponsored
    • From our popular brands

      Based on number of views and purchases | Sponsored
        • Disney Lilo and Stitch LIVE ACTION MOVIE Boys Swimsuit Swim Trunks Size 4 6 8 12
          Disney
          Disney Lilo and Stitch LIVE ACTION MOVIE Boys Swimsuit Swim Trunks Size 4 6 8 12
          Opens in a new window or tab
          Brand New
          $25.85
          +$5.60 delivery
        • Gap Kids Tropical Board Shorts Swim Boys Size XS Flamingos Beach Mesh Lining
          Gap
          Gap Kids Tropical Board Shorts Swim Boys Size XS Flamingos Beach Mesh Lining
          Opens in a new window or tab
          Pre-Owned
          $6.71
          +$4.84 delivery
        • Gap Kids Boys X-Small (4-5) Pink Tropical Board shorts Swim Trunks Shorts. Nwt
          Gap
          Gap Kids Boys X-Small (4-5) Pink Tropical Board shorts Swim Trunks Shorts. Nwt
          Opens in a new window or tab
          Brand New
          $20.99
          Free delivery
        • NEW Speedo Rash Guard Swim Shirt blue boys sz XS 6/7 short sleeve, sunblocking
          Speedo
          NEW Speedo Rash Guard Swim Shirt blue boys sz XS 6/7 short sleeve, sunblocking
          Opens in a new window or tab
          Brand New
          $9.95
          +$5.00 delivery
          10% off 2+ with coupon
    • OP Floral Board Shorts Boys Sz XS 4/5 Swim Trunks Beachwear Pool Vacation Vibes
      OP Floral Board Shorts Boys Sz XS 4/5 Swim Trunks Beachwear Pool Vacation Vibes
      Opens in a new window or tab
      Pre-Owned
      $13.99
      or Best Offer
      +$7.57 delivery
      Sponsored
    • Place Sport Boys’ Surf Rash Guard - Size XS - NWT Swim Shirt
      Place Sport Boys’ Surf Rash Guard - Size XS - NWT Swim Shirt
      Opens in a new window or tab
      New (Other)
      $17.99
      Was: $19.9910% off
      or Best Offer
      +$9.20 delivery
      Extra 15% off with coupon
      Sponsored
    • Lands’ End Boys Size XS (4-5) Tropical Swim Trunks
      Lands’ End Boys Size XS (4-5) Tropical Swim Trunks
      Opens in a new window or tab
      Pre-Owned
      $3.00
      0 bids · Time left2d 5h
      $5.00
      Buy It Now
      +$4.51 delivery
      Sponsored
    • Teenage Mutant Ninja Turtles Tropical Boys Swim Trunks X-Small
      Teenage Mutant Ninja Turtles Tropical Boys Swim Trunks X-Small
      Opens in a new window or tab
      Brand New
      $19.95
      Buy It Now
      Free delivery
      Sponsored
    • Gap Kids Boys X-Small (4-5) Pink Tropical Board shorts Swim Trunks Shorts. Nwt
      Gap Kids Boys X-Small (4-5) Pink Tropical Board shorts Swim Trunks Shorts. Nwt
      Opens in a new window or tab
      Brand New
      $20.99
      Buy It Now
      Free delivery
      Free returns
      Sponsored
      Top Rated Plus
    • Gap Kids Swim Trunks Boy’s Size X-Small Mesh Lined G-86 Surf
      Gap Kids Swim Trunks Boy’s Size X-Small Mesh Lined G-86 Surf
      Opens in a new window or tab
      Pre-Owned
      $7.99
      or Best Offer
      +$4.71 delivery
      Benefits charity
      Sponsored
    • Wonder Nation Boys Quick Dry Swim Trunks 3 Pocket Tropical Shorts XS (4-5)
      Wonder Nation Boys Quick Dry Swim Trunks 3 Pocket Tropical Shorts XS (4-5)
      Opens in a new window or tab
      Pre-Owned
      $7.00
      or Best Offer
      +$5.95 delivery
      Sponsored
    • JURASSIC PARK Boys Swimming Trunks Teal Green & Purple Size XS New without Tags
      JURASSIC PARK Boys Swimming Trunks Teal Green & Purple Size XS New without Tags
      Opens in a new window or tab
      New (Other)
      $9.99
      or Best Offer
      +$4.84 delivery
      Sponsored
    • Cherokee Target Boys Swim Trunks Shorts Blue, Green, Yellow Size XS 4/5
      Cherokee Target Boys Swim Trunks Shorts Blue, Green, Yellow Size XS 4/5
      Opens in a new window or tab
      Pre-Owned
      $8.00
      or Best Offer
      +$8.71 delivery
      Sponsored
    • Boys Tropical Blue & Orange Color-Block Palm Tree Swim Trunk Board Shorts XS
      Boys Tropical Blue & Orange Color-Block Palm Tree Swim Trunk Board Shorts XS
      Opens in a new window or tab
      Brand New
      $16.99
      Buy It Now
      +$4.50 delivery
      Sponsored
    • Palm tree tropical waves youth boy bathing suit swim trunks
      Palm tree tropical waves youth boy bathing suit swim trunks
      Opens in a new window or tab
      Pre-Owned
      $6.00
      or Best Offer
      +$3.90 delivery
      Sponsored
    • Boys Tropical Blue Crashing Waves Beach Print Swim Trunk Board Shorts
      Boys Tropical Blue Crashing Waves Beach Print Swim Trunk Board Shorts
      Opens in a new window or tab
      Brand New
      $22.99
      Buy It Now
      +$4.50 delivery
      Sponsored
    • Disney Junk Food Mickey Mouse Swim Shorts Size XS (4/5)
      Disney Junk Food Mickey Mouse Swim Shorts Size XS (4/5)
      Opens in a new window or tab
      Pre-Owned
      $29.00
      or Best Offer
      Free delivery
      Sponsored
    • New! XS Boys Swim Shorts Bathing Suit Youth X-SMALL BLUE Red Palm Trees USA
      New! XS Boys Swim Shorts Bathing Suit Youth X-SMALL BLUE Red Palm Trees USA
      Opens in a new window or tab
      Brand New
      $3.99
      Buy It Now
      +$4.69 delivery
      Sponsored
    • Boys Swim Trunks & Muscle Tee BEACH BUM  AQUA GREEN BLUE Palm Trees XS 4-5
      Boys Swim Trunks & Muscle Tee BEACH BUM AQUA GREEN BLUE Palm Trees XS 4-5
      Opens in a new window or tab
      New (Other)
      $18.00
      Buy It Now
      Free delivery
      Free returns
      Sponsored
    • NEW Cat & Jack Boys' Palm Tree Print Swim Trunks Shorts Size XS (4/5)
      NEW Cat & Jack Boys' Palm Tree Print Swim Trunks Shorts Size XS (4/5)
      Opens in a new window or tab
      Brand New
      $5.99
      Buy It Now
      +$4.72 delivery
      Sponsored
    • Wonder Nation Boys Quick Dry Swim Trunks Pocket Tropical Shorts XS (4-5)
      Wonder Nation Boys Quick Dry Swim Trunks Pocket Tropical Shorts XS (4-5)
      Opens in a new window or tab
      Brand New
      $6.99
      Buy It Now
      +$4.50 delivery
      Extra 10% off with coupon
      Sponsored
    • Lands’ End Boys Size XS (4-5) Color Block Swim Trunks
      Lands’ End Boys Size XS (4-5) Color Block Swim Trunks
      Opens in a new window or tab
      New (Other)
      $7.99
      Buy It Now
      +$2.99 delivery
      Sponsored
    • Lands’ End Boys Size XS (4-5) Dinosaur Surfing Swim Trunks. Pink, Blue.
      Lands’ End Boys Size XS (4-5) Dinosaur Surfing Swim Trunks. Pink, Blue.
      Opens in a new window or tab
      Pre-Owned
      $11.99
      or Best Offer
      +$4.84 delivery
      Sponsored
    • Adidas Boys Heat.RDY Black & White Athletic Shorts Tropical Print-size XS NWT
      Adidas Boys Heat.RDY Black & White Athletic Shorts Tropical Print-size XS NWT
      Opens in a new window or tab
      New (Other)
      $20.47
      or Best Offer
      +$16.05 delivery
      from Canada
      Sponsored
    • Lands’ End Boys Size XS (4-5) Alligator Swim Trunks NWOT
      Lands’ End Boys Size XS (4-5) Alligator Swim Trunks NWOT
      Opens in a new window or tab
      New (Other)
      $8.99
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      +$2.99 delivery
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    • Boys Board Shorts ROYAL BLUE Orange PALM TREES Swim POCKET Zipper XS 4-5
      Boys Board Shorts ROYAL BLUE Orange PALM TREES Swim POCKET Zipper XS 4-5
      Opens in a new window or tab
      New (Other)
      $16.00
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      Free delivery
      Free returns
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    • Cherokee Target Boys Swim Trunks Shorts Blue Orange Tropical Flowers XS 4/5
      Cherokee Target Boys Swim Trunks Shorts Blue Orange Tropical Flowers XS 4/5
      Opens in a new window or tab
      Pre-Owned
      $5.00
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      +$6.55 delivery
      Sponsored
    • NWT BABY GAP TROPICAL HIBISCUS SWIM SUIT TRUNKS XS 4-5
      NWT BABY GAP TROPICAL HIBISCUS SWIM SUIT TRUNKS XS 4-5
      Opens in a new window or tab
      Brand New
      $14.44
      Was: $16.9915% off
      or Best Offer
      +$4.25 delivery
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    • Buc-ees All Over Print Youth Boys XS Swim Trunks Shorts Tropical Floral Bucees
      Buc-ees All Over Print Youth Boys XS Swim Trunks Shorts Tropical Floral Bucees
      Opens in a new window or tab
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      $9.99
      or Best Offer
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    • Boys OndadeMar Pink Jungle Butterflies Lined Beach Swim Trunks Drawstring XS
      Boys OndadeMar Pink Jungle Butterflies Lined Beach Swim Trunks Drawstring XS
      Opens in a new window or tab
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      $25.00
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    • Boys Swim Trunks Stripes Colorful Size XSmall 4/5 New
      Boys Swim Trunks Stripes Colorful Size XSmall 4/5 New
      Opens in a new window or tab
      Brand New
      $12.97
      or Best Offer
      +$4.95 delivery
      Free returns
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    • NWT BOYS JOE BOXER SWIM TRUNKS BOARD SHORTS BLACK RED PALM TREES XS 4-5 UPF 50
      NWT BOYS JOE BOXER SWIM TRUNKS BOARD SHORTS BLACK RED PALM TREES XS 4-5 UPF 50
      Opens in a new window or tab
      Brand New
      $12.99
      or Best Offer
      +$2.95 delivery
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    • All in Motion Boy’s Swim Trunks - Palm Frond Print - Size XS (4/5)
      All in Motion Boy’s Swim Trunks - Palm Frond Print - Size XS (4/5)
      Opens in a new window or tab
      Pre-Owned
      $9.00
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      +$4.57 delivery
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    • CHEROKEE - BOY'S  X SMALL  BOARD SHORTS BATHING SUIT WITH CARGO POCKETS -
      CHEROKEE - BOY'S X SMALL BOARD SHORTS BATHING SUIT WITH CARGO POCKETS -
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      Pre-Owned
      $9.95
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      +$4.00 delivery
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    • Boys Swim Trunks & Muscle Tee BEACH BUM  AQUA GREEN BLUE Palm Trees XS 4-5 *
      Boys Swim Trunks & Muscle Tee BEACH BUM AQUA GREEN BLUE Palm Trees XS 4-5 *
      Opens in a new window or tab
      New (Other)
      $14.93
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      Free delivery
      Free returns
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