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

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    • Arrives in 2-4 daysRemove filter
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    • Size: 12Remove filter
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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
      Opens in a new window or tab
      Pre-Owned
      $79.95
      or Best Offer
      +$8.99 delivery in 2-4 days
      Free returns
      Extra 20% off with coupon
      Sponsored
      Top Rated Plus
    • Patagonia Boys Size 12 Nylon Swim Trunk Blue Striped Board Shorts 26x9
      Patagonia Boys Size 12 Nylon Swim Trunk Blue Striped Board Shorts 26x9
      Opens in a new window or tab
      Pre-Owned
      $11.20
      Was: $27.9960% off
      or Best Offer
      +$8.55 delivery in 2-4 days
      Free returns
      Sponsored
      Top Rated Plus
    • Member's Mark Boys Resort Built-In Liner Swim Trunk
      Member's Mark Boys Resort Built-In Liner Swim Trunk
      Opens in a new window or tab
      Brand New
      $12.99
      List price: $30.0057% off
      Buy It Now
      Free delivery in 2-4 days
      Free returns
      Sponsored
    • Vans Shorts Boys Size 12 Hybrid Black White All Over Print Vanphibian Beach
      Vans Shorts Boys Size 12 Hybrid Black White All Over Print Vanphibian Beach
      Opens in a new window or tab
      Pre-Owned
      $8.97
      Was: $14.9540% off
      or Best Offer
      +$5.95 delivery in 2-4 days
      Free returns
      Extra 20% off with coupon
      Sponsored
      Top Rated Plus
    • Member's Mark 2-Piece Family Swim Boy's Rashguard & Swim Trunk Set
      Member's Mark 2-Piece Family Swim Boy's Rashguard & Swim Trunk Set
      Opens in a new window or tab
      Brand New
      $12.99
      List price: $24.0046% off
      Buy It Now
      Free delivery in 2-4 days
      Free returns
      Save up to 30% when you buy more
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    • Boy’s Volcom Black Alien Space-Themed Board Shorts Swim Trunks Medium 10 / 12
      Boy’s Volcom Black Alien Space-Themed Board Shorts Swim Trunks Medium 10 / 12
      Opens in a new window or tab
      Pre-Owned
      $9.99
      or Best Offer
      +$5.99 delivery in 2-4 days
      Sponsored
    • Hurley Boys Board Short Youth Inseam 7.25" Black 987810-0230 New
      Hurley Boys Board Short Youth Inseam 7.25" Black 987810-0230 New
      Opens in a new window or tab
      Brand New
      $13.99
      Was: $19.9930% off
      Buy It Now
      +$6.95 delivery in 2-4 days
      Sponsored
    • Hurley Kids' Boys' Youth Phantom John John Florence JJF 4 16" Boardshorts
      Hurley Kids' Boys' Youth Phantom John John Florence JJF 4 16" Boardshorts
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      Brand New
      $29.99
      List price: $50.0040% off
      Buy It Now
      Free delivery in 2-4 days
      Buy 1, get 1 20% off with coupon
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    • Picked For You

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        • BILLABONG Boy's Elastic Waist Boardshorts BAD BILLYS - NGT - Medium/12 - NWT
          BILLABONG Boy's Elastic Waist Boardshorts BAD BILLYS - NGT - Medium/12 - NWT
          Opens in a new window or tab
          $30.00
          westsidezone (28,051) 99.3%
          Extra 15% off with coupon
        • VOLCOM BIG BOYS 2mm Chest-Zip LS Spring Suit - C9512330 - CZB - Size 12 - NWT
          VOLCOM BIG BOYS 2mm Chest-Zip LS Spring Suit - C9512330 - CZB - Size 12 - NWT
          Opens in a new window or tab
          $135.00
          westsidezone (28,051) 99.3%
          Extra 15% off with coupon
        • Disney Cars Lightning McQueen Flip Flops Sandals Boys 7/8 9/10 11/12 13/1 2/3
          Disney Cars Lightning McQueen Flip Flops Sandals Boys 7/8 9/10 11/12 13/1 2/3
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          thedisneyhouse (24,071) 98.6%
        • Hurley Kids' Boys' Youth Striped Logo Boardshorts - Navy/Lime
          Hurley Kids' Boys' Youth Striped Logo Boardshorts - Navy/Lime
          Opens in a new window or tab
          $19.99
          sonicgears (69,459) 99.7%
          Buy 1, get 1 20% off with coupon
        • Hurley Kids' Boys' Youth Color Block Logo Boardshorts - Black/Aqua/Fluorescent
          Hurley Kids' Boys' Youth Color Block Logo Boardshorts - Black/Aqua/Fluorescent
          Opens in a new window or tab
          $19.99
          sonicgears (69,459) 99.7%
          Buy 1, get 1 20% off with coupon
        • Hurley Surf OAO Volley Swim Casual Shorts 16" Black Boys Size XS
          Hurley Surf OAO Volley Swim Casual Shorts 16" Black Boys Size XS
          Opens in a new window or tab
          $20.65
          amplifiedsimplicity (5,297) 100%
    • NWT Speedo Boys Solid Powerflex Youth Brief Red Size 26 10/12
      NWT Speedo Boys Solid Powerflex Youth Brief Red Size 26 10/12
      Opens in a new window or tab
      Brand New
      $24.95
      or Best Offer
      +$5.95 delivery in 2-4 days
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    • Boardies and Scotch and Soda Swim Trunks- Lot of 3- Pre-Owned -Size 12 Boys
      Boardies and Scotch and Soda Swim Trunks- Lot of 3- Pre-Owned -Size 12 Boys
      Opens in a new window or tab
      Pre-Owned
      $62.97
      or Best Offer
      +$9.79 delivery in 2-4 days
      Sponsored
    • Sun Protection Zone Spring Suit Boys Size 12 Wetsuit Swim Ocean Beach Blue
      Sun Protection Zone Spring Suit Boys Size 12 Wetsuit Swim Ocean Beach Blue
      Opens in a new window or tab
      Pre-Owned
      $27.75
      or Best Offer
      +$7.85 delivery in 2-4 days
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    • Coolibar UPF 50+ Kids'  Youth size XS Wave Swim Shorts
      Coolibar UPF 50+ Kids' Youth size XS Wave Swim Shorts
      Opens in a new window or tab
      New (Other)
      $22.00
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    • Hurley Kids' Boys' Youth Striped Logo Boardshorts - Navy/Lime
      Hurley Kids' Boys' Youth Striped Logo Boardshorts - Navy/Lime
      Opens in a new window or tab
      Brand New
      $19.99
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    • UV SUNZ boys Swim-set Size 12/18m
      UV SUNZ boys Swim-set Size 12/18m
      Opens in a new window or tab
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      $14.23
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    • ATLANTIS Swim trunks BOYS SIZE 12 Multicolored
      ATLANTIS Swim trunks BOYS SIZE 12 Multicolored
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      Pre-Owned
      $13.00
      or Best Offer
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      Extra 10% off with coupon
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    • Quiksilver Boys Amphibian Swim Shorts 19” Size 26"/12 Blue
      Quiksilver Boys Amphibian Swim Shorts 19” Size 26"/12 Blue
      Opens in a new window or tab
      Pre-Owned
      $9.99
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    • Hanna Andersson Colorblock Swim Trunks Shorts Red Blue Yellow Boys SZ 150 US 12
      Hanna Andersson Colorblock Swim Trunks Shorts Red Blue Yellow Boys SZ 150 US 12
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      Pre-Owned
      $24.99
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    • Hurley Kids' Boys' Youth Color Block Logo Boardshorts - Black/Aqua/Fluorescent
      Hurley Kids' Boys' Youth Color Block Logo Boardshorts - Black/Aqua/Fluorescent
      Opens in a new window or tab
      Brand New
      $19.99
      List price: $50.0060% off
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      Buy 1, get 1 20% off with coupon
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    • Hurley Boys Board Shorts Youth Inseam 10" Midnight Navy 986773-U90 New
      Hurley Boys Board Shorts Youth Inseam 10" Midnight Navy 986773-U90 New
      Opens in a new window or tab
      Brand New
      $13.99
      Was: $19.9930% off
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    • Free Planet Board Shorts Youth 12 Blue Stretch Logo Surfing Outdoor Zip Pockets
      Free Planet Board Shorts Youth 12 Blue Stretch Logo Surfing Outdoor Zip Pockets
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      Pre-Owned
      $12.99
      Was: $19.9935% off
      or Best Offer
      +$5.99 delivery in 2-4 days
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    • From our popular brands

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        • 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
          Opens in a new window or tab
          Pre-Owned
          $79.95
          +$8.99 delivery
          Extra 20% off with coupon
        • 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
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          $11.20
          +$8.55 delivery
        • Quiksilver Boys Amphibian Swim Shorts 19” Size 26"/12 Blue
          Quiksilver
          Quiksilver Boys Amphibian Swim Shorts 19” Size 26"/12 Blue
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          $9.99
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        • Hurley Boys Board Shorts Youth Inseam 10" Midnight Navy 986773-U90 New
          Hurley
          Hurley Boys Board Shorts Youth Inseam 10" Midnight Navy 986773-U90 New
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        • Disney Cars Lightning McQueen Flip Flops Sandals Boys 7/8 9/10 11/12 13/1 2/3
          Disney
          Disney Cars Lightning McQueen Flip Flops Sandals Boys 7/8 9/10 11/12 13/1 2/3
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        • Disney Store Toy Story Slides Sandals Flip Flops Kids Size 9/10 11/12 13/1 2/3
          Disney
          Disney Store Toy Story Slides Sandals Flip Flops Kids Size 9/10 11/12 13/1 2/3
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          $19.51
          Free delivery
          Save up to 20% when you buy more
        • Hurley Kids' Boys' Youth Striped Logo Boardshorts - Navy/Lime
          Hurley
          Hurley Kids' Boys' Youth Striped Logo Boardshorts - Navy/Lime
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    • BILLABONG Boy's Elastic Waist Boardshorts BAD BILLYS - NGT - Medium/12 - NWT
      BILLABONG Boy's Elastic Waist Boardshorts BAD BILLYS - NGT - Medium/12 - NWT
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      Was: $99.9970% off
      or Best Offer
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    • Angel Season Boy's  11-12 Black Gray Camo Swim Shorts with Mesh Liner
      Angel Season Boy's 11-12 Black Gray Camo Swim Shorts with Mesh Liner
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      NEW Oshkosh Bgosh UPF 50+ Sun Protection Boy's Swimwear Striped Shorts Size 12
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      NWT GAP Radical Shark Graphic Stripe Rashguard Swim Shirt Top Boys XS 4 5 4T 5T
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      Hurley Surf OAO Volley Swim Casual Shorts 16" Black Boys Size XS
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      $20.65
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    • NWT Kid GAP Division of Search + Rescue Graphic Rashguard Swim Shirt Boys 4 5 12
      NWT Kid GAP Division of Search + Rescue Graphic Rashguard Swim Shirt Boys 4 5 12
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    • Oakley Kids 11/12 Green Striped Board Shorts Summer Beach Casual Outdoors Walk
      Oakley Kids 11/12 Green Striped Board Shorts Summer Beach Casual Outdoors Walk
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    • VOLCOM BIG BOYS 2mm Chest-Zip LS Spring Suit - C9512330 - CZB - Size 12 - NWT
      VOLCOM BIG BOYS 2mm Chest-Zip LS Spring Suit - C9512330 - CZB - Size 12 - NWT
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      Vintage Banana Boat Board Shorts Kids Youth Sz 12 Multicolor Sharks AOP Y2k NWT
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      Disney Cars Lightning McQueen Flip Flops Sandals Boys 7/8 9/10 11/12 13/1 2/3
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    • Tommy Bahama Boys Blue Rashguard shirt & Swim Short w/ Sunglass Set Sz 12M NWT
      Tommy Bahama Boys Blue Rashguard shirt & Swim Short w/ Sunglass Set Sz 12M NWT
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      Was: $38.9850% off
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    • NWT GAP Shark Swim Trunks Board Shorts Sharks Swimwear Short Toddler Boys XS 4 5
      NWT GAP Shark Swim Trunks Board Shorts Sharks Swimwear Short Toddler Boys XS 4 5
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      EUC QUIKSILVER Logo Boys Size 12 26" Shorts Swim Trunks Black Red
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      0 bids · Time left5d 9h
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      Disney Store Toy Story Slides Sandals Flip Flops Kids Size 9/10 11/12 13/1 2/3
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