Need help? We're available to chat. You can call us on 0118 402 2895 or email us.
SHOP WITH CONFIDENCE - 5* RATED ON TRUSTPILOT with over 3,000 5* Reviews!

Swimwear Brands

 

 

X
X
X
X
X
X
X
X

Swimwear Outlet

 

X

Gift Ideas

 

 

X

Get Help From Simply Swim

 

X
X

all Age 12

  1. Home > 
  2. All  
  3. > Age 12  
  4. > 1 to 80 of 150 items total
Filter for your size and we'll only show you what's in-stock.
Equalizer - simple-line-icons Created with Sketch. Filter Close
Department
Brand
Inch Size
UK Size
Size
1Age
Racing Size
Colour
Style
Price
Gender

1 to 80 of 150 items total Clear Age 12

FT-S003B72300-BIG-BANG-JAMMERS_front FT-S003B72300-BIG-BANG-JAMMERS_front
icon/visibility Created with Sketch.

Funky Trunks

Boys Big Bang Swim Training Jammer - Blue/Pink
€45,95 Sold out
FT-S003B72291-BLUE-BITS-JAMMER-front FT-S003B72291-BLUE-BITS-JAMMER-front
icon/visibility Created with Sketch.

Funky Trunks

Boys Blue Bits Swim Training Jammer - Blue
€45,95
Funky-Trunks-Boys-Sidewinders-Blue-Bunkers-Front-Model Funky-Trunks-Boys-Sidewinders-Blue-Bunkers-Front-Model On Sale
icon/visibility Created with Sketch.

Funky Trunks

Boys Blue Bunkers Sidewinder Swim Trunks
€19,95
FT-FTS015B-boys-sidewinder-blues-baby_front FT-FTS015B-boys-sidewinder-blues-baby_front On Sale
icon/visibility Created with Sketch.

Funky Trunks

Boys Blues Baby Sidewinder Swim Trunks - Blue
€27,95
Funky Trunks - Boys Broken Blox Swim Training Jammers - Multi - Model Front Funky Trunks - Boys Broken Blox Swim Training Jammers - Multi - Model Front
icon/visibility Created with Sketch.

Funky Trunks

Boys Broken Blox Swim Training Jammers - Multi
€45,95
FT-S015B71788-Sidewinder-Broken-Hearts-boys_front-model FT-S015B71788-Sidewinder-Broken-Hearts-boys_front-model On Sale
icon/visibility Created with Sketch.

Funky Trunks

Boys Broken Hearts Sidewinder Swim Trunks - Blue
€19,95
Boys Bundjalung Blue Sidewinder Swim Trunks - Blue/Pink Boys Bundjalung Blue Sidewinder Swim Trunks - Blue/Pink On Sale
icon/visibility Created with Sketch.

Funky Trunks

Boys Bundjalung Blue Sidewinder Swim Trunks - Blue/Pink
€28,95
Funky-Trunks-Sidewinders-Car-stacker-model-front Funky-Trunks-Sidewinders-Car-stacker-model-front On Sale
icon/visibility Created with Sketch.

Funky Trunks

Boys Car Stacker Sidewinder Swim Trunks
€19,95
FT-FTS015B-boys-sidewinder-chip-set_front FT-FTS015B-boys-sidewinder-chip-set_front On Sale
icon/visibility Created with Sketch.

Funky Trunks

Boys Chip Set Sidewinder Swim Trunks - Multi
€27,95 Sold out
Speedo - Boys Dive Aquashort - Navy/Green - Product Front Speedo - Boys Dive Aquashort - Navy/Green - Product Front
icon/visibility Created with Sketch.

Speedo

Boys Dive Aquashort - Navy/Green
€24,95
Arena - Boys Draft Swim Jammer - Black/Blue Multi - Model Front Arena - Boys Draft Swim Jammer - Black/Blue Multi - Model Front
icon/visibility Created with Sketch.

Arena

Boys Draft Swim Jammer - Black/Blue Multi
€35,95 Sold out
Speedo-black-boys-aquashorts-SP-8125180001-8-13461000140_front Speedo-black-boys-aquashorts-SP-8125180001-8-13461000140_front
icon/visibility Created with Sketch.

Speedo

Boys Endurance Plus Aquashort - Black
€20,95
Rated 4.8 out of 5
Based on 13 reviews
Speedo-navy-boys-aquashorts-SP-812518D740-8-13461D740-front Speedo-navy-boys-aquashorts-SP-812518D740-8-13461D740-front
icon/visibility Created with Sketch.

Speedo

Boys Endurance Plus Aquashort - Navy
€20,95
Rated 5.0 out of 5
Based on 2 reviews
Speedo-SP-8124120001-boys-watershorts-black_6 Speedo-SP-8124120001-boys-watershorts-black_6
icon/visibility Created with Sketch.

Speedo

Boys Essential 13" Watershorts - Black
€16,95
Rated 4.8 out of 5
Based on 8 reviews
Speedo - Boys Essentials Watershorts - Red - Front Speedo - Boys Essentials Watershorts - Red - Front
icon/visibility Created with Sketch.

Speedo

Boys Essential 13" Watershorts - Red
€16,95
Rated 5.0 out of 5
Based on 1 review
Speedo - Boys Fastskin LZR Ignite Swim Jammer - Black/Purple/Blue - Product Front Speedo - Boys Fastskin LZR Ignite Swim Jammer - Black/Purple/Blue - Product Front
icon/visibility Created with Sketch.

Speedo

Boys Fastskin LZR Ignite Swim Jammer - Black/Purple/Blue
€168,95
Speedo - Boys Fastskin LZR Ignite Swim Jammer - Navy/Purple - Product Front Speedo - Boys Fastskin LZR Ignite Swim Jammer - Navy/Purple - Product Front
icon/visibility Created with Sketch.

Speedo

Boys Fastskin LZR Ignite Swim Jammer - Navy/Purple
€155,95
FT-S003B72294-FAULT-LINES-JAMMER-front FT-S003B72294-FAULT-LINES-JAMMER-front
icon/visibility Created with Sketch.

Funky Trunks

Boys Fault Lines Swim Training Jammer - Blue
€45,95
Funky Trunks - Boys Funk & Blues Sidewinder Swim Trunks - Model Front Funky Trunks - Boys Funk & Blues Sidewinder Swim Trunks - Model Front On Sale
icon/visibility Created with Sketch.

Funky Trunks

Boys Funk & Blues Sidewinder Swim Trunks - Multi
€28,95
Funky Trunks - Boys Fur Seal Sidewinder Swim Trunks - Blue - Model Front Funky Trunks - Boys Fur Seal Sidewinder Swim Trunks - Blue - Model Front
icon/visibility Created with Sketch.

Funky Trunks

Boys Fur Seal Sidewinder Swim Trunks - Blue
€27,95
ZO-463402-Greengame-boys_front ZO-463402-Greengame-boys_front
icon/visibility Created with Sketch.

Zoggs

Boys Greengame Mid Swim Jammer - Black/Green
€28,95 Sold out
Funky Trunks - Boys Ham Bam Maam Swim Training Jammers - Black/Multi - Model Front Funky Trunks - Boys Ham Bam Maam Swim Training Jammers - Black/Multi - Model Front
icon/visibility Created with Sketch.

Funky Trunks

Boys Ham Bam Maam Swim Training Jammers - Black/Multi
€45,95
Funky Trunks - Boys Jack Stack Swim Training Jammer - Blue - Model Front Funky Trunks - Boys Jack Stack Swim Training Jammer - Blue - Model Front
icon/visibility Created with Sketch.

Funky Trunks

Boys Jack Stack Swim Training Jammer - Blue
€45,95 Sold out
Funky Trunks - Boys Leaving Today Swim Training Jammer - Multi - Model Front Funky Trunks - Boys Leaving Today Swim Training Jammer - Multi - Model Front On Sale
icon/visibility Created with Sketch.

Funky Trunks

Boys Leaving Today Swim Training Jammer - Multi
€39,95 Sold out
Arena - Boys Logo Graphic Swim Jammer - Blue River/Water - Model Front Arena - Boys Logo Graphic Swim Jammer - Blue River/Water - Model Front On Sale
icon/visibility Created with Sketch.

Arena

Boys Logo Graphic Swim Jammer - Blue River/Water
€26,95 Sold out
Rated 5.0 out of 5
Based on 1 review
Boys Medley Logo Aquashorts - Navy/Blue Boys Medley Logo Aquashorts - Navy/Blue On Sale
icon/visibility Created with Sketch.

Speedo

Boys Medley Logo Aquashorts - Navy/Blue
€16,95 Sold out
SP-812411004-MEDLEY-LOGO-JAMMERBLU_LTGRN SP-812411004-MEDLEY-LOGO-JAMMERBLU_LTGRN
icon/visibility Created with Sketch.

Speedo

Boys Medley Logo Swim Jammer - Blue/Turquoise
€26,95 Sold out
Funkita-FT-S015B7225-MESSY-Simply-Swim Funkita-FT-S015B7225-MESSY-Simply-Swim
icon/visibility Created with Sketch.

Funky Trunks

Boys Messy Messy Messy Sidewinder Swim Trunks - Blue/Red
€27,95
Funky -Trunks-FT-S015B-72071-PACE-RACER-SIDEWINDER-front-Simply-Swim-front Funky -Trunks-FT-S015B-72071-PACE-RACER-SIDEWINDER-front-Simply-Swim-front On Sale
icon/visibility Created with Sketch.

Funky Trunks

Boys Pace Racer Sidewinder Swim Trunks - Blue
€22,95
Funky Trunks - Boys Pine Gap Swim Training Jammers - Multi - Model Front Funky Trunks - Boys Pine Gap Swim Training Jammers - Multi - Model Front
icon/visibility Created with Sketch.

Funky Trunks

Boys Pine Gap Swim Training Jammers - Multi
€45,95
Funky Trunks - Boys Polar Caps Sidewinder Swim Trunks - Blue - Model Front Funky Trunks - Boys Polar Caps Sidewinder Swim Trunks - Blue - Model Front On Sale
icon/visibility Created with Sketch.

Funky Trunks

Boys Polar Caps Sidewinder Swim Trunks - Blue
€28,95
008609-100-Arena-POWERSKIN-IMPULSO-JAMMERJR-001-front 008609-100-Arena-POWERSKIN-IMPULSO-JAMMERJR-001-front
icon/visibility Created with Sketch.

Arena

Boys Powerskin Impulso Jammer - Black/Teal
€117,95
Arena - Boys Powerskin ST NEXT Jammer - Aquamarine Blue - model Front Arena - Boys Powerskin ST NEXT Jammer - Aquamarine Blue - model Front
icon/visibility Created with Sketch.

Arena

Boys Powerskin ST NEXT Jammer - Aquamarine Blue
€72,95
Arena - Boys Powerskin ST NEXT Jammer - Black - Model Front Arena - Boys Powerskin ST NEXT Jammer - Black - Model Front
icon/visibility Created with Sketch.

Arena

Boys Powerskin ST NEXT Jammer - Black
€72,95
Arena - Boys Powerskin ST NEXT Jammer - Deep Red - Model Front Arena - Boys Powerskin ST NEXT Jammer - Deep Red - Model Front
icon/visibility Created with Sketch.

Arena

Boys Powerskin ST NEXT Jammer - Deep Red
€72,95
Arena - Boys Powerskin ST NEXT Jammer - Navy - Model Front Arena - Boys Powerskin ST NEXT Jammer - Navy - Model Front
icon/visibility Created with Sketch.

Arena

Boys Powerskin ST NEXT Jammer - Navy
€72,95
Rated 5.0 out of 5
Based on 2 reviews
Arena - Boys Print Swim Jammer - Neon Blue/Yellow Multi - Model Front Arena - Boys Print Swim Jammer - Neon Blue/Yellow Multi - Model Front
icon/visibility Created with Sketch.

Arena

Boys Print Swim Jammer - Neon Blue/Yellow Multi
€35,95 Sold out
Arena - Boys Racing Stripe Swim Jammer - Black/Multi - Model Front Arena - Boys Racing Stripe Swim Jammer - Black/Multi - Model Front On Sale
icon/visibility Created with Sketch.

Arena

Boys Racing Stripe Swim Jammer - Black/Multi
€33,95
Funky Trunks - Royal Wave Swim Fast Training Jammers - Multi - Model Front Funky Trunks - Royal Wave Swim Fast Training Jammers - Multi - Model Front
icon/visibility Created with Sketch.

Funky Trunks

Boys Royal Wave Swim Fast Training Jammers - Multi
€45,95
Aquafeel Boys Sporty Swim Jammer - Black - Product Front On Sale
icon/visibility Created with Sketch.

Aquafeel

Boys Sporty Swim Jammer - Black
€16,95
Aquafeel Boys Sporty Swim Jammer - Royal Blue - Product Front On Sale
icon/visibility Created with Sketch.

Aquafeel

Boys Sporty Swim Jammer - Royal Blue
€16,95
Funky Trunks - Boys Sting Stung Swim Training Jammer - Multi - Model Front Funky Trunks - Boys Sting Stung Swim Training Jammer - Multi - Model Front On Sale
icon/visibility Created with Sketch.

Funky Trunks

Boys Sting Stung Swim Training Jammer - Multi
€39,95 Sold out
FT-S003B72294-STORM-CHASER-JAMMER_front FT-S003B72294-STORM-CHASER-JAMMER_front
icon/visibility Created with Sketch.

Funky Trunks

Boys Storm Chaser Swim Training Jammer - Blue
€45,95 Sold out
Arena - Boys Team Solid Swim Jammer - Black/White - Model Front Pose Arena - Boys Team Solid Swim Jammer - Black/White - Model Front Pose
icon/visibility Created with Sketch.

Arena

Boys Team Solid Swim Jammer - Black/White
€23,95
Rated 5.0 out of 5
Based on 1 review
Boys Team Solid Swim Jammer - Navy/White Boys Team Solid Swim Jammer - Navy/White
icon/visibility Created with Sketch.

Arena

Boys Team Solid Swim Jammer - Navy/White
€23,95
Rated 4.0 out of 5
Based on 1 review
Arena - Boys Team Solid Swim Jammer - Red/White - Model Front Pose Arena - Boys Team Solid Swim Jammer - Red/White - Model Front Pose
icon/visibility Created with Sketch.

Arena

Boys Team Solid Swim Jammer - Red/White
€23,95
Arena - Boys Team Solid Swim Jammer - Royal/White - Model Front Arena - Boys Team Solid Swim Jammer - Royal/White - Model Front
icon/visibility Created with Sketch.

Arena

Boys Team Solid Swim Jammer - Royal/White
€23,95
Funkita-FT-S015B72250-UNDER-OVER- Simply-Swim Funkita-FT-S015B72250-UNDER-OVER- Simply-Swim
icon/visibility Created with Sketch.

Funky Trunks

Boys Under Over Sidewinder Swim Trunks - Blue
€27,95
Funky-Trunks-FT-S003B72221-WET-WAVE-Simply-Swim Funky-Trunks-FT-S003B72221-WET-WAVE-Simply-Swim
icon/visibility Created with Sketch.

Funky Trunks

Boys Wet Wave Swim Training Jammer - Blue/Multi
€45,95
ZO-463402-XFILE-boys-jammers_front ZO-463402-XFILE-boys-jammers_front
icon/visibility Created with Sketch.

Zoggs

Boys XFile Mid Swim Jammer - Black/Green
€28,95
Funky Trunks - Boys You Blued Swim Training Jammers - Blue - Model Front Funky Trunks - Boys You Blued Swim Training Jammers - Blue - Model Front
icon/visibility Created with Sketch.

Funky Trunks

Boys You Blued Swim Training Jammers - Blue
€45,95
Speedo - Fastskin HyperSpark Solid Open Back Kneeskin - Black - Product Front Speedo - Fastskin HyperSpark Solid Open Back Kneeskin - Black - Product Front
icon/visibility Created with Sketch.

Speedo

Fastskin HyperSpark Solid Open Back Kneeskin - Black
€113,95
Speedo-Allover-Medalist-Girls-Blue_Orange-Front-Model Speedo-Allover-Medalist-Girls-Blue_Orange-Front-Model On Sale
icon/visibility Created with Sketch.

Speedo

Girls Allover Medalist Swimsuit - Blue/Orange
€27,95
Speedo - Girls Allover Medalist Swimsuit - Pink/Blue - Product Front Speedo - Girls Allover Medalist Swimsuit - Pink/Blue - Product Front
icon/visibility Created with Sketch.

Speedo

Girls Allover Medalist Swimsuit - Pink/Blue
€28,95
Speedo - Girls Allover Printed Powerback Swimsuit - Blue/Turquoise - Product Front Speedo - Girls Allover Printed Powerback Swimsuit - Blue/Turquoise - Product Front
icon/visibility Created with Sketch.

Speedo

Girls Allover Printed Powerback Swimsuit - Blue/Turquoise
€32,95 Sold out
Speedo - Girls Allover Printed Powerback Swimsuit - Pink/Blue - Product Front Speedo - Girls Allover Printed Powerback Swimsuit - Pink/Blue - Product Front
icon/visibility Created with Sketch.

Speedo

Girls Allover Printed Powerback Swimsuit - Pink/Blue
€32,95 Sold out
SP-8002623002-Girls_Allover_Printed_Splashback_Swimsuit_-_Blue_Green_front SP-8002623002-Girls_Allover_Printed_Splashback_Swimsuit_-_Blue_Green_front
icon/visibility Created with Sketch.

Speedo

Girls Allover Printed Splashback Swimsuit - Blue/Green
€33,95 Sold out
Speedo - Girls Allover Printed Splashback Swimsuit - Blue/Light Green - Product Front Speedo - Girls Allover Printed Splashback Swimsuit - Blue/Light Green - Product Front
icon/visibility Created with Sketch.

Speedo

Girls Allover Printed Splashback Swimsuit - Blue/Light Green
€32,95 Sold out
Speedo - Girls Allover Thinstrap Muscleback Swimsuit - Purple/Orange - Model Front Speedo - Girls Allover Thinstrap Muscleback Swimsuit - Purple/Orange - Model Front On Sale
icon/visibility Created with Sketch.

Speedo

Girls Allover Thinstrap Muscleback Swimsuit - Purple/Orange
€28,95
Funkita-FU-FKS030G71793-big-swell-front-model On Sale
icon/visibility Created with Sketch.

Funkita

Girls Big Swell Single Strap Swimsuit - Blue
€39,95 Sold out
Funkita - Girls Blues Baby Diamond Back Swimsuit - Blue/Multi - Model Front Funkita - Girls Blues Baby Diamond Back Swimsuit - Blue/Multi - Model Front On Sale
icon/visibility Created with Sketch.

Funkita

Girls Blues Baby Diamond Back Swimsuit - Blue/Multi
€39,95
Funkita-FK-FKS033G-72086-bolted-diamond-Simply-Swim Funkita-FK-FKS033G-72086-bolted-diamond-Simply-Swim
icon/visibility Created with Sketch.

Funkita

Girls Bolted Diamond Back Swimsuit - Blue
€45,95
FU-FKS033G72313-BORED-GAMES-DIAMOND-front FU-FKS033G72313-BORED-GAMES-DIAMOND-front
icon/visibility Created with Sketch.

Funkita

Girls Bored Games Diamond Back Swimsuit - Blue/Multi
€45,95
Funkita - Girls Broken Blox Diamond Back Swimsuit - Multi - Model Front Funkita - Girls Broken Blox Diamond Back Swimsuit - Multi - Model Front
icon/visibility Created with Sketch.

Funkita

Girls Broken Blox Diamond Back Swimsuit - Multi
€45,95
Funkita - Girls Broken Hearts Diamond Back Swimsuit - Blue/Multi - Model Front Funkita - Girls Broken Hearts Diamond Back Swimsuit - Blue/Multi - Model Front On Sale
icon/visibility Created with Sketch.

Funkita

Girls Broken Hearts Diamond Back Swimsuit - Blue/Multi
€36,95
Funkita - Girls Chip Set Diamond Back Swimsuit - Multi - Model Front Funkita - Girls Chip Set Diamond Back Swimsuit - Multi - Model Front On Sale
icon/visibility Created with Sketch.

Funkita

Girls Chip Set Diamond Back Swimsuit - Multi
€39,95
Zoggs - Girls Cottesloe Sportsback Swimsuit - Black - Model Front Zoggs - Girls Cottesloe Sportsback Swimsuit - Black - Model Front
icon/visibility Created with Sketch.

Zoggs

Girls Cottesloe Sportsback Swimsuit - Black
€25,95
Zoggs Girls Cottesloe Sportsback Swimsuit - Navy Front Zoggs Girls Cottesloe Sportsback Swimsuit - Navy Front
icon/visibility Created with Sketch.

Zoggs

Girls Cottesloe Sportsback Swimsuit - Navy
€25,95
Zoggs - Girls Cottesloe Sportsback Swimsuit - Front - Royal Zoggs - Girls Cottesloe Sportsback Swimsuit - Front - Royal
icon/visibility Created with Sketch.

Zoggs

Girls Cottesloe Sportsback Swimsuit - Royal
€25,95
Rated 5.0 out of 5
Based on 1 review
Funkita-FKS030G-72018-Girls-Daily-Steps-Single-Strap_4 Funkita-FKS030G-72018-Girls-Daily-Steps-Single-Strap_4
icon/visibility Created with Sketch.

Funkita

Girls Daily Steps Single Strap Swimsuit - Pink/Blue
€45,95 Sold out
Funkita-FK-FKS030G-72099-dammed-single-strap-Simply-Swim Funkita-FK-FKS030G-72099-dammed-single-strap-Simply-Swim
icon/visibility Created with Sketch.

Funkita

Girls Dammed Single Strap Swimsuit - Blue
€45,95 Sold out
Speedo - Girls Digital Allover Leaderback Swimsuit - Black/Red - Product Front Speedo - Girls Digital Allover Leaderback Swimsuit - Black/Red - Product Front On Sale
icon/visibility Created with Sketch.

Speedo

Girls Digital Allover Leaderback Swimsuit - Black/Red
€30,95
Speedo - Girls Digital Allover Leaderback Swimsuit - Pink/Purple/Black - Product Front Speedo - Girls Digital Allover Leaderback Swimsuit - Pink/Purple/Black - Product Front
icon/visibility Created with Sketch.

Speedo

Girls Digital Allover Leaderback Swimsuit - Pink/Purple/Black
€33,95
SP-81237717595-digital-allover-leaderback-JF-red_orange_front SP-81237717595-digital-allover-leaderback-JF-red_orange_front
icon/visibility Created with Sketch.

Speedo

Girls Digital Allover Leaderback Swimsuit - Red/Orange
€35,95
SP-8-00375017606-Girls-Digital-Allover-Splashback-black-pink-lemon_front SP-8-00375017606-Girls-Digital-Allover-Splashback-black-pink-lemon_front
icon/visibility Created with Sketch.

Speedo

Girls Digital Allover Splashback Swimsuit - Black/Pink/Lemon
€31,95
Speedo - Girls Digital Allover Splashback Swimsuit - Blue/Purple - Product Front Speedo - Girls Digital Allover Splashback Swimsuit - Blue/Purple - Product Front
icon/visibility Created with Sketch.

Speedo

Girls Digital Allover Splashback Swimsuit - Green/Purple
€35,95
Speedo - Girls Digital Allover Splashback Swimsuit - Pink - Product Front/Side Speedo - Girls Digital Allover Splashback Swimsuit - Pink - Product Front/Side
icon/visibility Created with Sketch.

Speedo

Girls Digital Allover Splashback Swimsuit - Pink
€33,95
SP-8-00373317604-Girls-Digital-Placement-Powerback-BLACK_RED_front SP-8-00373317604-Girls-Digital-Placement-Powerback-BLACK_RED_front
icon/visibility Created with Sketch.

Speedo

Girls Digital Placement Powerback Swimsuit - Black/Red
€35,95
Speedo - Speedo-Girls-Digital-Placment-Splashback-Swimsuit-Black-Pink - Product Front Speedo - Speedo-Girls-Digital-Placment-Splashback-Swimsuit-Black-Pink - Product Front On Sale
icon/visibility Created with Sketch.

Speedo

Girls Digital Placement Splashback Swimsuit - Black/Pink
€28,95 Sold out
Funkita - Girls Doggie Paddle Single Strap Swimsuit - Purple/Multi - Model Front Funkita - Girls Doggie Paddle Single Strap Swimsuit - Purple/Multi - Model Front
icon/visibility Created with Sketch.

Funkita

Girls Doggie Paddle Single Strap Swimsuit - Purple/Multi
€45,95
Top