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      • Boys' Clothing (Sizes 4 & Up)
        • Selected categorySwimwear
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        SMLXL45-66789Filter Applied1010-12Filter Applied121414-1616
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84 results

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    • 10-12Remove filter
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    • Boys Volcom Mod-Tech Swim Trunks Board Shorts Sz 25 Lace Closure Geometric
      Boys Volcom Mod-Tech Swim Trunks Board Shorts Sz 25 Lace Closure Geometric
      Opens in a new window or tab
      Pre-Owned
      $13.99
      or Best Offer
      +$5.00 delivery
      Free returns
      Sponsored
      Top Rated Plus
    • Semois Swim Shirt Boys Youth 10-12Y Blue Rash Guard Short Sleeve Polyester
      Semois Swim Shirt Boys Youth 10-12Y Blue Rash Guard Short Sleeve Polyester
      Opens in a new window or tab
      Pre-Owned
      $11.99
      or Best Offer
      +$8.90 delivery
      Free returns
      Extra 10% off with coupon
      Sponsored
      Top Rated Plus
    • Mini Boden Short Sleeve Pocket Rash Guard Swim Shirt Green Kids Size 11-12Y
      Mini Boden Short Sleeve Pocket Rash Guard Swim Shirt Green Kids Size 11-12Y
      Opens in a new window or tab
      Pre-Owned
      $20.24
      Was: $26.9925% off
      or Best Offer
      +$4.99 delivery
      Sponsored
    • Binky Bro Boys Youth Swim Shorts New Without Tags Big Boys Surf Shorts
      Binky Bro Boys Youth Swim Shorts New Without Tags Big Boys Surf Shorts
      Opens in a new window or tab
      New (Other)
      $30.00
      or Best Offer
      +$4.84 delivery
      Sponsored
    • 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
      Buy It Now
      Free delivery in 2-4 days
      Free returns
      Save up to 30% when you buy more
      Sponsored
    • Hurley Boy's 4 Way Stretch Quick Dry Swim Shorts size L (10-12) Sharks
      Hurley Boy's 4 Way Stretch Quick Dry Swim Shorts size L (10-12) Sharks
      Opens in a new window or tab
      Pre-Owned
      $8.00
      or Best Offer
      +$6.95 delivery
      Sponsored
    • Hurley Boy's UPF50+ Drawstring Waist Pull On Swim Short
      Hurley Boy's UPF50+ Drawstring Waist Pull On Swim Short
      Opens in a new window or tab
      Brand New
      $14.99
      List price: $38.0061% off
      Buy It Now
      Free delivery in 2-4 days
      Free returns
      Save up to 30% when you buy more
      Sponsored
    • Minecraft Movie Boys Swim Shirt Rash Guard Swimsuit Size 4-12 NWT matches trunks
      Minecraft Movie Boys Swim Shirt Rash Guard Swimsuit Size 4-12 NWT matches trunks
      Opens in a new window or tab
      Brand New
      $21.47
      Was: $22.605% off
      Buy It Now
      +$4.95 delivery
      Sponsored
    • Hurley upf swim 50+ long sleeve rash guard youth boy's top size b boys shirt
      Hurley upf swim 50+ long sleeve rash guard youth boy's top size b boys shirt
      Opens in a new window or tab
      Brand New
      $13.88
      Buy It Now
      Free delivery
      Free returns
      Save up to 20% when you buy more
      Sponsored
    • Minecraft Boy Swimsuit Size 5 6 8 10 12 Swim Trunks Rash Guard Shirt Set Creeper
      Minecraft Boy Swimsuit Size 5 6 8 10 12 Swim Trunks Rash Guard Shirt Set Creeper
      Opens in a new window or tab
      Brand New
      $31.16 to $33.06
      Was: $34.805% off
      Buy It Now
      +$5.35 delivery
      3+ watchers
      Sponsored
    • Hurley Youth Boy's UPF 50+ Long Sleeve Rash Guard Swim Top Sz 10/12 L1
      Hurley Youth Boy's UPF 50+ Long Sleeve Rash Guard Swim Top Sz 10/12 L1
      Opens in a new window or tab
      Brand New
      $5.99
      Buy It Now
      +$5.99 delivery
      Last one
      Sponsored
    • NWOT Old Navy Boys Youth Shark Rash Guard - Size 10/12
      NWOT Old Navy Boys Youth Shark Rash Guard - Size 10/12
      Opens in a new window or tab
      New (Other)
      $11.50
      Buy It Now
      +$6.55 delivery
      Sponsored
    • Minecraft Boys Swim Trunks Elastic Waist Quick-Dry Black/Green Size 10/12
      Minecraft Boys Swim Trunks Elastic Waist Quick-Dry Black/Green Size 10/12
      Opens in a new window or tab
      New (Other)
      $12.99
      Buy It Now
      +$6.55 delivery
      Sponsored
    • ZeroXposur Size M(10-12) Boys Stretch Waist Drawstring Lined Swimming Shorts 706
      ZeroXposur Size M(10-12) Boys Stretch Waist Drawstring Lined Swimming Shorts 706
      Opens in a new window or tab
      Pre-Owned
      $13.50
      Was: $26.9950% off
      or Best Offer
      +$6.99 delivery
      Free returns
      Sponsored
      Top Rated Plus
    • Billabong Big Boys Size 25 (M 10/12) Black Hawaiian Sundays Pro Board Shorts NWT
      Billabong Big Boys Size 25 (M 10/12) Black Hawaiian Sundays Pro Board Shorts NWT
      Opens in a new window or tab
      Brand New
      $23.79
      Was: $27.9915% off
      or Best Offer
      +$4.82 delivery in 2-4 days
      Sponsored
    • Florence Marine X Water Camo Boardshort Surfing Saltwater Sports Swim Trunks 26
      Florence Marine X Water Camo Boardshort Surfing Saltwater Sports Swim Trunks 26
      Opens in a new window or tab
      Pre-Owned
      $35.00
      or Best Offer
      +$5.27 delivery
      Sponsored
    • Hurley Youth Boy's UPF 50+ H2O Dri Fit Long Sleeve Rash Guard Swim Top (Black,
      Hurley Youth Boy's UPF 50+ H2O Dri Fit Long Sleeve Rash Guard Swim Top (Black,
      Opens in a new window or tab
      Brand New
      $12.99
      List price: $26.0050% off
      Buy It Now
      Free delivery in 2-4 days
      Free returns
      Sponsored
    • Hurley Youth Boy's UPF 50+ Long Sleeve Rash Guard Swim Top 10/12
      Hurley Youth Boy's UPF 50+ Long Sleeve Rash Guard Swim Top 10/12
      Opens in a new window or tab
      Brand New
      $13.29
      Was: $18.9930% off
      or Best Offer
      Free delivery
      Sponsored
    • Minecraft Boys Swim Trunks Elastic Waist Quick-Dry Size 10/12 (Lot Of Two)
      Minecraft Boys Swim Trunks Elastic Waist Quick-Dry Size 10/12 (Lot Of Two)
      Opens in a new window or tab
      Pre-Owned
      $8.99
      0 bids · Time left5d 3h
      or Best Offer
      +$4.99 delivery
      Sponsored
    • Boys Swim Trunks with Compression Liner Toddler Stretch Swim Shorts
      Boys Swim Trunks with Compression Liner Toddler Stretch Swim Shorts
      Opens in a new window or tab
      New (Other)
      $19.99
      Buy It Now
      Free delivery
      from China
      Sponsored
    • Boys Size 10/12 Wonder Nation Blue Graphic Dinosaur Pull On Swim Trunks
      Boys Size 10/12 Wonder Nation Blue Graphic Dinosaur Pull On Swim Trunks
      Opens in a new window or tab
      Pre-Owned
      $4.00
      0 bids · Time left3d 5h
      $6.00
      Buy It Now
      +$4.51 delivery
      Sponsored
    • Hurley Youth Boy's UPF 50+ H2O Dri Fit Long Sleeve Rash Guard Swim Top Black 4
      Hurley Youth Boy's UPF 50+ H2O Dri Fit Long Sleeve Rash Guard Swim Top Black 4
      Opens in a new window or tab
      Brand New
      $9.71
      Was: $12.9525% off
      Buy It Now
      Free delivery
      Sponsored
    • OUTDOOR OASIS Husky Boys Size M(10-12) Toucan 2-Pc Rashguard Swim Set
      OUTDOOR OASIS Husky Boys Size M(10-12) Toucan 2-Pc Rashguard Swim Set
      Opens in a new window or tab
      Pre-Owned
      $10.99
      0 bids · Time left1d 3h
      +$6.55 delivery
      Sponsored
    • Hurley Boy's Long Sleeve Dri-Fit UPF 50+ Swim Shirt
      Hurley Boy's Long Sleeve Dri-Fit UPF 50+ Swim Shirt
      Opens in a new window or tab
      Brand New
      $4.99
      or Best Offer
      +$4.84 delivery
      Sponsored
    • Hurley Youth Boy's UPF 50+ H2O Dri Fit Long Sleeve Rash Guard Swim Top Black
      Hurley Youth Boy's UPF 50+ H2O Dri Fit Long Sleeve Rash Guard Swim Top Black
      Opens in a new window or tab
      Brand New
      $4.99
      or Best Offer
      +$4.84 delivery
      Sponsored
    • Hurley Youth Boy's UPF 50+ Long Sleeve Rash Guard Swim Top Sz 4 AM1
      Hurley Youth Boy's UPF 50+ Long Sleeve Rash Guard Swim Top Sz 4 AM1
      Opens in a new window or tab
      Brand New
      $5.99
      Buy It Now
      +$5.99 delivery
      Sponsored
    • Hurley Youth Pull-On Swim Shorts Size 10/12 Navy UPF 50+ Stretch 🌊 New
      Hurley Youth Pull-On Swim Shorts Size 10/12 Navy UPF 50+ Stretch 🌊 New
      Opens in a new window or tab
      Brand New
      $15.89
      or Best Offer
      +$5.99 delivery
      Sponsored
    • HURLEY BOY'S SWIM TRUNK, AURORA GREEN *CHECK FOR SIZE
      HURLEY BOY'S SWIM TRUNK, AURORA GREEN *CHECK FOR SIZE
      Opens in a new window or tab
      Brand New
      $16.99
      Buy It Now
      Free delivery
      Sponsored
    • Surf Style Boys Surfer LS Orange UPF 60 Plus Stretch Sun Protection 10/12 NWOT
      Surf Style Boys Surfer LS Orange UPF 60 Plus Stretch Sun Protection 10/12 NWOT
      Opens in a new window or tab
      New (Other)
      $21.00
      or Best Offer
      +$4.57 delivery in 2-4 days
      Sponsored
    • Wonder Nation Swim Shorts Boys Size 10/12 Summer Beach Stretch Comfortable Nice
      Wonder Nation Swim Shorts Boys Size 10/12 Summer Beach Stretch Comfortable Nice
      Opens in a new window or tab
      Pre-Owned
      $8.40
      Was: $20.9960% off
      Buy It Now
      +$8.30 delivery in 2-4 days
      Sponsored
    • Gymboree Swim Shirt Boy L (10-12) Navy Stretch Pockets Short Sleeve Rash Guard
      Gymboree Swim Shirt Boy L (10-12) Navy Stretch Pockets Short Sleeve Rash Guard
      Opens in a new window or tab
      Pre-Owned
      $8.49
      Was: $9.9915% off
      or Best Offer
      +$6.40 delivery
      Sponsored
    • Boys' Layback 4-Way Stretch Swim Trunks with UPF 50+ Sun Protection, Quick Dry B
      Boys' Layback 4-Way Stretch Swim Trunks with UPF 50+ Sun Protection, Quick Dry B
      Opens in a new window or tab
      Brand New
      $38.11 to $72.77
      Buy It Now
      Free delivery
      Free returns
      Sponsored
    • Kute 'n' Koo Boys Seahorse Swim Trunks With 3 Pockets And Drawstring: 10-12
      Kute 'n' Koo Boys Seahorse Swim Trunks With 3 Pockets And Drawstring: 10-12
      Opens in a new window or tab
      Brand New
      $13.55
      Buy It Now
      +$6.20 delivery in 2-4 days
      Sponsored
    • OUTDOOR OASIS Husky Boys S(8H), M(10-12H) Toucan 2-Pc Rashguard Swim Set NWT
      OUTDOOR OASIS Husky Boys S(8H), M(10-12H) Toucan 2-Pc Rashguard Swim Set NWT
      Opens in a new window or tab
      Brand New
      $21.99
      Buy It Now
      +$5.80 delivery
      Sponsored
    • Old Navy Rash Guard Boys Size L(10-12) Yellow  And Navy With Graphics
      Old Navy Rash Guard Boys Size L(10-12) Yellow And Navy With Graphics
      Opens in a new window or tab
      Pre-Owned
      $6.99
      or Best Offer
      +$4.84 delivery
      Sponsored
    • Hurley Youth Boy's UPF 50+ H2O Dri Fit Long Sleeve Rash Guard Swim Top  Black
      Hurley Youth Boy's UPF 50+ H2O Dri Fit Long Sleeve Rash Guard Swim Top Black
      Opens in a new window or tab
      Brand New
      $4.99
      or Best Offer
      +$4.84 delivery
      Sponsored
    • POLO RALPH LAUREN BOYS LONG SLEEVE SWIMMER BEAR RASH GUARD SWIM TOP-SIZE M 10-12
      POLO RALPH LAUREN BOYS LONG SLEEVE SWIMMER BEAR RASH GUARD SWIM TOP-SIZE M 10-12
      Opens in a new window or tab
      Brand New
      $39.99
      Buy It Now
      Free delivery
      Sponsored
    • Arena Men's Swimming Grey Swim Trunk 26 Swimwear Bath Short Swimsuit Boxer XS
      Arena Men's Swimming Grey Swim Trunk 26 Swimwear Bath Short Swimsuit Boxer XS
      Opens in a new window or tab
      Brand New
      $19.90
      or Best Offer
      +$8.90 delivery
      from Cyprus
      Free returns
      Sponsored
      Top Rated Plus
    • Nautica Boys Swim Trunk Shorts Drawstring Waist Mesh Lined Tricolor M (10-12)
      Nautica Boys Swim Trunk Shorts Drawstring Waist Mesh Lined Tricolor M (10-12)
      Opens in a new window or tab
      Pre-Owned
      $11.95
      Buy It Now
      +$6.95 delivery
      Sponsored
    • Billabong Boys' Layback 4-Way Stretch Swim Trunks with UPF 50+ Sun...
      Billabong Boys' Layback 4-Way Stretch Swim Trunks with UPF 50+ Sun...
      Opens in a new window or tab
      Brand New
      $46.05 to $93.18
      Buy It Now
      Free delivery
      Free returns
      Sponsored
    • Hurley Youth Girl's UPF 50+ Blue Long Sleeve Rash Guard Swim Top Size 7/8
      Hurley Youth Girl's UPF 50+ Blue Long Sleeve Rash Guard Swim Top Size 7/8
      Opens in a new window or tab
      Brand New
      $9.75
      or Best Offer
      +$3.96 delivery
      Sponsored
    • DSG Athletic Fit Volley Short Summer Lime 7” Inseam Boys Size M (10-12) NEW
      DSG Athletic Fit Volley Short Summer Lime 7” Inseam Boys Size M (10-12) NEW
      Opens in a new window or tab
      Brand New
      $7.00
      or Best Offer
      +$6.40 delivery
      Save up to 20% when you buy more
      Sponsored
    • NWT Laguna Youth Boy's Reflections Swim Trunk  Sz  10/12
      NWT Laguna Youth Boy's Reflections Swim Trunk Sz 10/12
      Opens in a new window or tab
      Brand New
      $19.99
      Buy It Now
      +$6.40 delivery
      Sponsored
    • NEW! YOUTH BOY'S HURLEY 4 WAY STRETCH PULL ON SWIM SHORT! DRAWSTRING! VARIETY
      NEW! YOUTH BOY'S HURLEY 4 WAY STRETCH PULL ON SWIM SHORT! DRAWSTRING! VARIETY
      Opens in a new window or tab
      New (Other)
      $14.99
      Buy It Now
      +$5.00 delivery
      Extra 20% off with coupon
      Sponsored
    • NWT RS Surf Island Inspired Boys 10-12 Swim Shorts, Bird of Paradise.black,blue+
      NWT RS Surf Island Inspired Boys 10-12 Swim Shorts, Bird of Paradise.black,blue+
      Opens in a new window or tab
      Brand New
      $9.50
      Buy It Now
      +$6.40 delivery in 2-4 days
      Sponsored
    • LANDS' END Boys Blue Swim Shirt Size M (10-12) Mockneck UPF 50 Rash Guard Surf
      LANDS' END Boys Blue Swim Shirt Size M (10-12) Mockneck UPF 50 Rash Guard Surf
      Opens in a new window or tab
      Pre-Owned
      $15.99
      or Best Offer
      +$5.99 delivery
      Sponsored
    • Maamgic Boys Astronaut Stretch Swim Trunks | Boys 10/12
      Maamgic Boys Astronaut Stretch Swim Trunks | Boys 10/12
      Opens in a new window or tab
      Pre-Owned
      $22.00
      Buy It Now
      +$4.99 delivery
      Sponsored
    • Hurley Youth Boy's UPF 50+ H2O Dri Fit Long Sleeve Rash Guard Swim Top Black 7/8
      Hurley Youth Boy's UPF 50+ H2O Dri Fit Long Sleeve Rash Guard Swim Top Black 7/8
      Opens in a new window or tab
      Brand New
      $9.75
      Buy It Now
      +$4.84 delivery
      Sponsored
    • LANDS' END Husky Boys M(10H-12H) Dino Graphic UPF 50 Rashguard Swim Tee NWT
      LANDS' END Husky Boys M(10H-12H) Dino Graphic UPF 50 Rashguard Swim Tee NWT
      Opens in a new window or tab
      Brand New
      $13.99
      Buy It Now
      +$4.84 delivery
      Sponsored
    • Tony Hawk Boy's M 10/12 Gray Swim Trunks Short Board Shorts Lined Reflex Stretch
      Tony Hawk Boy's M 10/12 Gray Swim Trunks Short Board Shorts Lined Reflex Stretch
      Opens in a new window or tab
      Brand New
      $15.00
      Buy It Now
      Free delivery
      Last one
      Sponsored
    • NEW SPYDER 2 PIECE SWIM SUIT SET, SWIM TRUNKS + LS SHIRT BOYS M (10-12)
      NEW SPYDER 2 PIECE SWIM SUIT SET, SWIM TRUNKS + LS SHIRT BOYS M (10-12)
      Opens in a new window or tab
      Brand New
      $15.99
      Buy It Now
      Free delivery
      Sponsored
    • Boy's Micros Blue/Black Stretch Swim Trunks Shorts Size 10
      Boy's Micros Blue/Black Stretch Swim Trunks Shorts Size 10
      Opens in a new window or tab
      Pre-Owned
      $8.88
      or Best Offer
      +$4.44 delivery
      Sponsored
    • H&M EUC Blue Ombre Swim Shorts/Trunks Boys US 10-12Y
      H&M EUC Blue Ombre Swim Shorts/Trunks Boys US 10-12Y
      Opens in a new window or tab
      Pre-Owned
      $10.00
      or Best Offer
      Free delivery
      Sponsored
    • Hurley Boy's 5/6 + Drawstring Waist Pull On Swim Short
      Hurley Boy's 5/6 + Drawstring Waist Pull On Swim Short
      Opens in a new window or tab
      Brand New
      $18.00
      or Best Offer
      +$4.84 delivery
      Sponsored
    • ZeroXposur - Drawstring Elastic Waist Swim Trunks - Blue - Boys Sz Med (10/12)
      ZeroXposur - Drawstring Elastic Waist Swim Trunks - Blue - Boys Sz Med (10/12)
      Opens in a new window or tab
      Pre-Owned
      $8.99
      or Best Offer
      +$7.35 delivery
      Sponsored
    • WONDER NATION BOYS FOUR WAY STRETCH SWIM SHORTS 🩳 L/G 10-12 MULTI COLOR NWT
      WONDER NATION BOYS FOUR WAY STRETCH SWIM SHORTS 🩳 L/G 10-12 MULTI COLOR NWT
      Opens in a new window or tab
      Brand New
      $17.99
      or Best Offer
      Free delivery
      Sponsored
    • LANDS' END Big Boys 10-12 Shark Wave Graphic UPF 50 Rashguard Swim Tee NWT
      LANDS' END Big Boys 10-12 Shark Wave Graphic UPF 50 Rashguard Swim Tee NWT
      Opens in a new window or tab
      Brand New
      $14.99
      Buy It Now
      +$4.84 delivery
      Sponsored
    • ZeroXposur 2 Pack  Swim Shorts
      ZeroXposur 2 Pack Swim Shorts
      Opens in a new window or tab
      Brand New
      $19.00
      or Best Offer
      +$4.52 delivery in 2-4 days
      Free returns
      Sponsored
    • Hurley Youth Boy's UPF 50+ Dri Fit Long & Short Sleeve Tops Gray/Black 10/12
      Hurley Youth Boy's UPF 50+ Dri Fit Long & Short Sleeve Tops Gray/Black 10/12
      Opens in a new window or tab
      Brand New
      $19.99
      Buy It Now
      +$8.10 delivery
      Sponsored
    • Eddie Bauer Size M(10-12) Boy Stretch Waist Drawstring Lined Swimming Shorts 890
      Eddie Bauer Size M(10-12) Boy Stretch Waist Drawstring Lined Swimming Shorts 890
      Opens in a new window or tab
      Pre-Owned
      $13.50
      Was: $26.9950% off
      or Best Offer
      +$6.99 delivery
      Free returns
      Sponsored
      Top Rated Plus
    • Arena Junior Swimming Black Swim Trunk 26 Swimwear Bath Short Swimsuit Boxer XXS
      Arena Junior Swimming Black Swim Trunk 26 Swimwear Bath Short Swimsuit Boxer XXS
      Opens in a new window or tab
      Brand New
      $23.00
      or Best Offer
      +$8.90 delivery
      from Cyprus
      Free returns
      Sponsored
      Top Rated Plus
    • Hurley Youth Boy's UPF 50+ H2O Dri Fit Long Sleeve Rash Guard Swim Top  Black
      Hurley Youth Boy's UPF 50+ H2O Dri Fit Long Sleeve Rash Guard Swim Top Black
      Opens in a new window or tab
      Brand New
      $14.00
      or Best Offer
      +$8.55 delivery
      Sponsored
    • Old Navy Boys Large (10-12) White With Black Logo Rashguard
      Old Navy Boys Large (10-12) White With Black Logo Rashguard
      Opens in a new window or tab
      Pre-Owned
      $8.99
      or Best Offer
      +$4.50 delivery
      Free returns
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    • Hurley 4-Way Stretch Quick Dry Swim Shorts (Size 16)
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