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      • Boys' Clothing (Sizes 4 & Up)
        • Selected categorySwimwear
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2,800+ results

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    • Girls Boy One Piece Rashguard Swimsuit UPF 50 Zipper Surfing Beach Swimming Suit
      Girls Boy One Piece Rashguard Swimsuit UPF 50 Zipper Surfing Beach Swimming Suit
      Opens in a new window or tab
      Brand New
      $13.99 to $24.09
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      +$3.99 delivery
      from China
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    • Kids Boy's Swimsuit Fitness Tops With Swim Bottoms Swimming Bathing Suit Jogger
      Kids Boy's Swimsuit Fitness Tops With Swim Bottoms Swimming Bathing Suit Jogger
      Opens in a new window or tab
      New (Other)
      $17.09 to $44.39
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      +$3.99 delivery
      from China
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    • Kids Boys Suit Swimwear Swimsuit Short Sleeve Set Tops Tracksuit Beachwear
      Kids Boys Suit Swimwear Swimsuit Short Sleeve Set Tops Tracksuit Beachwear
      Opens in a new window or tab
      New (Other)
      $16.37 to $21.15
      Was: $21.798% off
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      +$3.99 delivery
      from China
      Sponsored
    • Kids Boy Bathing Suit Mock Neck Swimsuit Swimming Swimwear Surfing Costume
      Kids Boy Bathing Suit Mock Neck Swimsuit Swimming Swimwear Surfing Costume
      Opens in a new window or tab
      New (Other)
      $15.99 to $28.39
      Buy It Now
      +$3.99 delivery
      from China
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    • Hurley Youth Boy's UPF 50+ Long Sleeve Rash Guard Swim Top
      Hurley Youth Boy's UPF 50+ Long Sleeve Rash Guard Swim Top
      Opens in a new window or tab
      Brand New
      $12.99
      List price: $26.0050% off
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    • Boy's Youth Hurley Board Shorts Swim NEW
      Boy's Youth Hurley Board Shorts Swim NEW
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      Brand New
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    • New Polo Ralph Lauren Boy's Board Shorts Swim Suit - Size Medium (10 / 12)
      New Polo Ralph Lauren Boy's Board Shorts Swim Suit - Size Medium (10 / 12)
      Opens in a new window or tab
      Brand New
      $19.95
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      +$5.95 delivery
      6 watchers
      Sponsored
    • Tea Collection Checkered Mid-Length Swim Trunks Shorts UPF 50 Swimwear Boys 12
      Tea Collection Checkered Mid-Length Swim Trunks Shorts UPF 50 Swimwear Boys 12
      Opens in a new window or tab
      Brand New
      $11.24
      Was: $14.9925% off
      or Best Offer
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    • Boy's Youth Billabong Recycler Pro Wave Washed Boardshorts Swim NEW READ
      Boy's Youth Billabong Recycler Pro Wave Washed Boardshorts Swim NEW READ
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      $22.99
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    • Art Class Boy's Size 12 Husky Turquoise Hybrid Swim Shorts Trunks Board Shorts
      Art Class Boy's Size 12 Husky Turquoise Hybrid Swim Shorts Trunks Board Shorts
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      Brand New
      $6.50
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      +$4.50 delivery
      Last one
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    • Arena boys swim suit 12/13
      Arena boys swim suit 12/13
      Opens in a new window or tab
      Pre-Owned
      $3.59
      0 bids · Time left2d 11h
      $10.78
      Buy It Now
      +$5.97 delivery
      from Canada
      Sponsored
    • Disney Car’s Lightening McQueen Boys Swim Trunks Lot of 2 Size 5-6 EUC
      Disney Car’s Lightening McQueen Boys Swim Trunks Lot of 2 Size 5-6 EUC
      Opens in a new window or tab
      Pre-Owned
      $12.50
      0 bids · Time left39m
      or Best Offer
      +$9.39 delivery
      Sponsored
    • NEW Vilebrequin Boys Swim Trunks Size 12 Turtle Print Teal Blue NWT
      NEW Vilebrequin Boys Swim Trunks Size 12 Turtle Print Teal Blue NWT
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    • Boy Swimsuit Bathing Suit Jumpsuit One Piece Bodysuit Surfing Uniform UPF 50+
      Boy Swimsuit Bathing Suit Jumpsuit One Piece Bodysuit Surfing Uniform UPF 50+
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      New (Other)
      $12.13 to $20.78
      Was: $13.198% off
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      from China
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    • Boys Casualwear Hawaiian Beachwear 3Pcs Swimsuit Casual Shorts Beach Shirt Hat
      Boys Casualwear Hawaiian Beachwear 3Pcs Swimsuit Casual Shorts Beach Shirt Hat
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      New (Other)
      $14.79 to $23.99
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      from China
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    • Kids Boy Swimwear Mock Neck Swimsuit Comfortable Bathing Suit Quickly-dry Beach
      Kids Boy Swimwear Mock Neck Swimsuit Comfortable Bathing Suit Quickly-dry Beach
      Opens in a new window or tab
      New (Other)
      $15.39 to $26.79
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      +$3.99 delivery
      from China
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    • NEW All American Dude Boys Boutique Rashguard Trunks Swimsuit Set 4th of July
      Find similar itemsSee all the items on eBay that match this style
      NEW All American Dude Boys Boutique Rashguard Trunks Swimsuit Set 4th of July
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      New (Other)
      $11.04
      Was: $16.9935% off
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      +$4.75 delivery
      Buy 5, get 1 free
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    • Hurley Boy's UPF50+ Drawstring Waist Pull On Swim Short Midnight Navy 5/6
      Hurley Boy's UPF50+ Drawstring Waist Pull On Swim Short Midnight Navy 5/6
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    • Cat & Jack Blue Pink Sailboats Swim Trunks Bottoms - Size Boy's 12/14
      Cat & Jack Blue Pink Sailboats Swim Trunks Bottoms - Size Boy's 12/14
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      Pre-Owned
      $7.99
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    • MINECRAFT CREEPER UPF-50+ Bathing Suit Swim Trunks NWT Boys Size 4, 5-6 or 7 $25
      MINECRAFT CREEPER UPF-50+ Bathing Suit Swim Trunks NWT Boys Size 4, 5-6 or 7 $25
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      $14.99
      Was: $24.9840% off
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    • From our popular brands

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        • Boys Speedo Blue Jammers Swimsuit 12
          Speedo
          Boys Speedo Blue Jammers Swimsuit 12
          Opens in a new window or tab
          Pre-Owned
          $14.00
          +$5.10 delivery
        • Vilebrequin Swim Trunks Boys Size 10 12 ANS Lot of 3 Shorts Turtle Swimming Surf
          Vilebrequin
          Vilebrequin Swim Trunks Boys Size 10 12 ANS Lot of 3 Shorts Turtle Swimming Surf
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          Pre-Owned
          $79.95
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        • Boy's Youth Hurley Board Shorts Swim NEW
          Hurley
          Boy's Youth Hurley Board Shorts Swim NEW
          Opens in a new window or tab
          Brand New
          $19.99
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        • Boys HURLEY Shoreline Striped Board Shorts Swim Trunks Size 12
          Hurley
          Boys HURLEY Shoreline Striped Board Shorts Swim Trunks Size 12
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        • Patagonia Boys Wavefarer Board Shorts Size 12
          Patagonia
          Patagonia Boys Wavefarer Board Shorts Size 12
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          $11.99
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        • Art Class Swim Shorts Boys 12 Husky Teal Adjustable Waist Webbed Pockets NWT
          Art
          Art Class Swim Shorts Boys 12 Husky Teal Adjustable Waist Webbed Pockets NWT
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          $8.89
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        • Patagonia Boys Size 12 Nylon Swim Trunk Blue Striped Board Shorts 26x9
          Patagonia
          Patagonia Boys Size 12 Nylon Swim Trunk Blue Striped Board Shorts 26x9
          Opens in a new window or tab
          Pre-Owned
          $11.20
          +$8.55 delivery
        • NWT Boys Star Wars Multi Color Swim Trunks Size 5/6
          Disney
          NWT Boys Star Wars Multi Color Swim Trunks Size 5/6
          Opens in a new window or tab
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          $14.99
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    • Marvel ☆ Toddler & Boys' Avengers Costume Rash Guard & Swim Trunks Sets ☆  2T-16
      Marvel ☆ Toddler & Boys' Avengers Costume Rash Guard & Swim Trunks Sets ☆ 2T-16
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      $29.95
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    • Vilebrequin Swim Trunks Boys Size 10 12 ANS Lot of 3 Shorts Turtle Swimming Surf
      Vilebrequin Swim Trunks Boys Size 10 12 ANS Lot of 3 Shorts Turtle Swimming Surf
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      $79.95
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    • Volcom Boy's 26/12 Psyche Marble Teal  Board Shorts  Mod Tech
      Volcom Boy's 26/12 Psyche Marble Teal Board Shorts Mod Tech
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    • New Disney Store Spider-man Swim Shirt Boys Size 5/6
      New Disney Store Spider-man Swim Shirt Boys Size 5/6
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    • Size 12 Youth Crewcuts by jcrew boys navy blue, blue and green Fish swim trunks
      Size 12 Youth Crewcuts by jcrew boys navy blue, blue and green Fish swim trunks
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      $12.95
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    • NWT HANNA ANDERSSON SWIM TRUNKS SWIMSUIT SWIMMING SHARKS EQUATOR BLUE 150 12
      NWT HANNA ANDERSSON SWIM TRUNKS SWIMSUIT SWIMMING SHARKS EQUATOR BLUE 150 12
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    • NEW Boy's Youth Quiksilver Polyester Swim Boardshorts Shorts
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    • Urban Pipeline Swim Shorts Youth Boys Size 12 Husky Flat Front Gray Bermuda
      Urban Pipeline Swim Shorts Youth Boys Size 12 Husky Flat Front Gray Bermuda
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      $15.99
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    • Boy’s Swim Tops 5/6 6/7Short Sleeve. Rash Guard. GapKids Champion Arizona jeans
      Boy’s Swim Tops 5/6 6/7Short Sleeve. Rash Guard. GapKids Champion Arizona jeans
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      $15.00
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    • Boys Swimsuits Beach Swimwear Mock Neck Bathing Suits Water Costume Quickly-dry
      Boys Swimsuits Beach Swimwear Mock Neck Bathing Suits Water Costume Quickly-dry
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    • Kids Boy Swimwear Boyleg Bathing Suit Patchwork Swimsuit Beach Jumpsuit Nylon
      Kids Boy Swimwear Boyleg Bathing Suit Patchwork Swimsuit Beach Jumpsuit Nylon
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      $16.59 to $29.79
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    • Kids Boys Swim Top Shorts Sun Protection Swimsuit Sunsuit Swimwear Competition
      Kids Boys Swim Top Shorts Sun Protection Swimsuit Sunsuit Swimwear Competition
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    • Rip Curl Boys NWOT Size 12 Swim Board Shorts Drawstring Woven (#D7
      Rip Curl Boys NWOT Size 12 Swim Board Shorts Drawstring Woven (#D7
      Opens in a new window or tab
      New (Other)
      $1.99
      0 bids · Time left3d 12h
      +$6.20 delivery
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    • NWT Gymboree Boy July 4th American Flag Star Swim trunk shorts Many sizes
      NWT Gymboree Boy July 4th American Flag Star Swim trunk shorts Many sizes
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      19+ sold
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    • johnnie-O Boys Blue Surfboard Print Swim Trunks Size 12
      johnnie-O Boys Blue Surfboard Print Swim Trunks Size 12
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      $20.00
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    • Mini Boden Boy's Applique Towelling Throw-On Coverup JL3 Multicolor Size 5-6 NWT
      Mini Boden Boy's Applique Towelling Throw-On Coverup JL3 Multicolor Size 5-6 NWT
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    • SONIC the HEDGEHOG SEGA UPF-50 Swim Trunks Bathing Suit NWT Boys Sz. 4, 5-6 or 7
      SONIC the HEDGEHOG SEGA UPF-50 Swim Trunks Bathing Suit NWT Boys Sz. 4, 5-6 or 7
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    • Boys HURLEY Shoreline Striped Board Shorts Swim Trunks Size 8 10 12 16 18  20
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    • Boys Swimwear Hawaiian Bathing Suit Quickly-dry Wetsuit Beach Swimsuit UPF 50+
      Boys Swimwear Hawaiian Bathing Suit Quickly-dry Wetsuit Beach Swimsuit UPF 50+
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    • Boys Swimwear Rash Guard Swimsuit One Piece Bathing Suit Surfing Beachwear
      Boys Swimwear Rash Guard Swimsuit One Piece Bathing Suit Surfing Beachwear
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    • New Hurley Boys Board Shorts Surfing Swimsuit Bathing suit Trunks Size 12 or 26
      New Hurley Boys Board Shorts Surfing Swimsuit Bathing suit Trunks Size 12 or 26
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    • NTW Boy's Hurley Swim Trunks Size Youth SMALL 5 - 6 MSRP $38.00
      NTW Boy's Hurley Swim Trunks Size Youth SMALL 5 - 6 MSRP $38.00
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    • Joe boxer Boys Kids Swim Trunks Size 5/6 Gently Used
      Joe boxer Boys Kids Swim Trunks Size 5/6 Gently Used
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      Pre-Owned
      $2.99
      0 bids · Time left2h 10m
      +$6.00 delivery
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    • Mini Boden Boys Sz 5/6 Rash Guard & Surf Shorts Set, Blue/White Stripe Octopus
      Mini Boden Boys Sz 5/6 Rash Guard & Surf Shorts Set, Blue/White Stripe Octopus
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      $18.00
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    • Art Class Swim Shorts Boys 12 Husky Teal Adjustable Waist Webbed Pockets NWT
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    • Boy's Youth Hurley One and Only Supersuede Board Shorts Swim NEW
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    • Hurley Youth Long Sleeve UPF 50+ Swim Top Black Size 10/12
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    • JURASSIC WORLD T-REX UPF-50+ Swim Trunks Bathing Suit NWT Boys 4, 5-6 or 7  $25
      JURASSIC WORLD T-REX UPF-50+ Swim Trunks Bathing Suit NWT Boys 4, 5-6 or 7 $25
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    • Boys UNDER ARMOUR swim trunks shorts boardshorts sz 27
      Boys UNDER ARMOUR swim trunks shorts boardshorts sz 27
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      Pre-Owned
      $8.99
      0 bids · Time left1d 2h
      or Best Offer
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    • OshKosh B'Gosh  Kid Boys'  Multi Stripe Swim Trunks   Size 12
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    • Art Class Multi-Color Striped Swim Trunk Shorts Boy's Size 12 Husky
      Art Class Multi-Color Striped Swim Trunk Shorts Boy's Size 12 Husky
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      Brand New
      $5.25
      Was: $7.0025% off
      or Best Offer
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      7 watchers
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    • Lot Of Boys Shorts And Tees Size 5/6
      Lot Of Boys Shorts And Tees Size 5/6
      Opens in a new window or tab
      Pre-Owned
      $21.99
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      +$7.00 delivery
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    • Vintage Express Boys Size 12 Swim Trunks - NWT
      Vintage Express Boys Size 12 Swim Trunks - NWT
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      Brand New
      $11.21
      Was: $14.9525% off
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    • Mini Boden Boys 11-12Y Green White Checked Stretch Swim Trunks Suit Board Shorts
      Mini Boden Boys 11-12Y Green White Checked Stretch Swim Trunks Suit Board Shorts
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      Pre-Owned
      $12.99
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    • Mini Boden Boys 11-12 Swim Board Shorts / Trunks Color Block Blue / Green 8"
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      $16.00
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    • Vineyard Vines Boys Floral Bermuda Swim Trunks 12/14 L Resort Vacation preppy
      Vineyard Vines Boys Floral Bermuda Swim Trunks 12/14 L Resort Vacation preppy
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      Pre-Owned
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