Swimming Costumes Sport Swimwear for Children

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686 results

ACCLAIM Jamaica Girls Racer Back School Swimming Swim Costume Nylon Lycra 2025
£7.99
Free postage
Click & Collect
53 sold
Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 10 Years (S) RRP £180
£39.99
or Best Offer
Free postage
Click & Collect
Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 10 Years (S) RRP £179
£49.99
or Best Offer
Free postage
Click & Collect
Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 14 Years (L) RRP £179.99
£59.99
or Best Offer
Free postage
Click & Collect
New Speedo Dive Girls Muscleback Swimsuit Age 12-13 costume Navy
£11.50
Free postage
Click & Collect
8 watching
SPEEDO BOYS ALLOVER LEG JAMMERS.NEW BLUE ENDURABRITE SWIMMING SHORTS COSTUME W25
£22.99
Free postage
Click & Collect
SPEEDO GIRLS SWIMSUIT. ENDURANCE+ BLACK LEGSUIT SPLASHBACK SWIMMING COSTUME W25
£22.99
Free postage
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SPEEDO GIRLS FASTSKIN SWIMSUIT.NEW ENDURANCE+ MAX OPENBACK KNEESKIN COSTUME W25
£49.99
Free postage
Click & Collect
SPEEDO GIRLS SWIMSUIT. PURPLE PLACEMENT MUSCLEBACK SCHOOL SWIMMING COSTUME W25
£17.49
Free postage
Click & Collect
SPEEDO GIRLS SWIMSUIT.DIGITAL PLACEMENT PURPLE SPLASHBACK SWIMMING COSTUME.W25
£24.99
Free postage
Click & Collect
SPEEDO GIRLS SWIMSUIT.BOOM PLACEMENT BLACK SWIMMING COSTUME S20 AGE 5-6 YEARS
£9.99
Free postage
Click & Collect
Slazenger Girls Swimsuit Swimming Costume bathing Hot Tub Age 7 8 9 10 11 12 13
£14.99
Free postage
Click & Collect
SPLASH ABOUT BABY & TODDLER SWIM NAPPY & SUN SAFE HAPPY NAPPY & SWIM COSTUMES
£10.00 to £12.99
Free postage
Click & Collect
Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 10 Years (M) RRP £180
£59.99
or Best Offer
Free postage
Click & Collect
Swim Body Suit Kids medium Black Orange
£10.78
£4.00 P&P
Click & Collect
Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 10 Years (M) RRP £179.99
£89.99
or Best Offer
Free postage
Click & Collect
New Speedo Medalist Endurance+ Girls Swimsuit Age 13-14 costume Blue
(2)
£9.99
Free postage
Click & Collect
Only 1 left.
SPEEDO GIRLS FASTSKIN SWIMSUIT.NEW ENDURANCE + MAX OPENBACK KNEESKIN COSTUME W25
£52.49
Free postage
Click & Collect
Boys Floating Swimsuit 33-55lbs 22 Chest
£8.64
or Best Offer
£2.94 P&P
BLUE 12-24 Months Baby Wrap Toddler Swimsuit Swimwear Wetsuit Boys
£1.16
£2.94 P&P
Maru Girls 28” Legsuit Swimming Costume Approx Age 9/10 Smiley Face Design
£4.35
£2.72 P&P
0 bids
1d 11h
Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 10 Years (S) RRP £179.99
£49.99
or Best Offer
Free postage
Click & Collect
Maru Girls 28” Legsuit Swimming Costume Approx Age 9/10
£2.21
or Best Offer
£2.72 P&P
0 bids
1d 11h
SPLASH ABOUT Baby Wetsuit 3-8 Mths Warm In One Neoprene Suit Long Sleeve UPF 50+
(1)
£13.46
or Best Offer
£2.94 P&P
Click & Collect
BNWT Urban Beach Sharptooth Shorty Wetsuit Black/Blue 7-8 years, UPF 50+
£9.99
Free postage
Click & Collect
Slazenger Girls Swimsuit Swimming Costume bathing Hot Tub Age 7 8 9 10 11 12 13
£14.99
Free postage
Click & Collect
SPEEDO GIRLS SWIMSUIT. HYPERBOOM SPLICE BLACK MUSCLEBACK SWIMMING COSTUME W25
£18.49
Free postage
Click & Collect
Arena Girls Powerskin ST Next Kneesuit Swimsuit aok00587775 Navy
£86.72
Free postage
Click & Collect
Splash About Toddler Swimwear UV SPF50 3-4 years
£10.77
or Best Offer
£2.70 P&P
Splash ABOUT FloatSuit, in Hot Mango Strip, Size 1 To 2 Years, SPF 50+
£17.19
or Buy It Now
£2.94 P&P
0 bids
7h 48m
Aquasphere Rage Triathlon / Open Water Swimming Wetsuit 10 Years (M) RRP £179.99
£69.99
or Best Offer
Free postage
Click & Collect
Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 10 Years (M) RRP £179.99
£59.99
or Best Offer
Free postage
Click & Collect
🍂 FUNKITA GIRLS age 14 years FOXY FRIENDS Diamond Back, Swimming costume
£24.08
or Best Offer
£2.70 P&P
Click & Collect
Zoggs Girls Ikat Yaroomba Swimming Swimwear Swimsuit Holiday Costume - 21
£5.10
Was: £18.00was - £18.00
Free postage
Click & Collect
SPEEDO GIRLS SWIMSUIT. PURPLE MEDLEY LOGO MEDALIST SCHOOL SWIMMING COSTUME W25
£17.49
Free postage
Click & Collect
SPEEDO GIRLS SWIMSUIT.NEW MEDLEY LOGO BLACK PEACH MEDALIST SWIMMING COSTUME W25
£17.49
Free postage
Click & Collect
Speedo Girls Kneeskin Endurance Fastskin Race Competition Swimsuit 14 Years
£16.12
£2.94 P&P
SPEEDO GIRLS SWIMSUIT.NEW HYPERBOOM ALLOVER BLUE MEDALIST SWIMMING COSTUME W25
£20.50
Free postage
Click & Collect
Arena Girls Powerskin ST NEXT Open Back - Black Size 28
£99.00
or Best Offer
Free postage
Click & Collect
7 watching
Kids Wetsuit 2.5mm Shorty One Piece Children Wetsuits UV Protection Swim 3-5Yrs
£17.99
or Best Offer
Free postage
Click & Collect
Speedo Girls' Eco Endurance+ Medalist Swimsuit Swimming Costume Blue - 13-14 YRS
£15.00
Free postage
My Little Pony Character Girls Uv Protection Swimsuit Surf Suit Swimming Costume
£9.95
Free postage
Click & Collect
PINK Age 3 Years 15-18kg Swimming Vest Jacket Kids Childrens Buoyancy Aid
£7.55
£3.38 P&P
Click & Collect
Speedo Swimming Costume Chlorine Resistant BLACK/PINK Size 15-16 yrs BNWT
£18.27
or Best Offer
£3.38 P&P
The Finals - Under The Sea Foil Sparkle - One Piece Swim Costume - Brand New
£19.99
Free postage
Click & Collect
SPEEDO BOYS FASTSKIN SWIMSUIT .NEW ENDURANCE + MAX HIGH WAIST JAMMER COSTUME W25
£37.99
Free postage
Click & Collect
Maru Girls Swimming Costume Tessellate Than Never 30” Approx Age 11-12 BNWT
£6.50
£2.94 P&P
Only 1 left.
🌷FUNKITA GIRLS 26 approx age 10 FAST LEGS size chart in description
£29.75
or Best Offer
£2.80 P&P
Click & Collect
Only 1 left.
SwimBest Swim Vest - Swim Jacket/Buoyancy Aid with Safety Strap size 2.5-5 Years
£9.17
or Best Offer
£2.94 P&P
GIRLS SWIMMING COSTUME AGE 14 YEARS FROM SPEEDO ENDURANCE RED WITH BACK DETAIL
£4.35
or Best Offer
£2.70 P&P
0 bids
6d 9h
Arena Girls Powerskin ST Next Kneesuit Swimsuit Legsuit - Black - UK 26
£65.00
Free postage
13 watching
SPEEDO GIRLS SWIMSUIT.NEW DIGITAL ALLOVER PURPLE SPLASHBACK SWIMMING COSTUME W25
£24.99
Free postage
Click & Collect
🍂 FUNKITA GIRLS AGE 14 years single strap DOLPH LUNDGREN swimming costume,
£24.08
or Best Offer
£3.00 P&P
Click & Collect
Splash About Girls Owl & The Pussycat Wetsuit 3-6 Months - See Description
£7.99
Free postage
Speedo ECO Endurance+ Medalist Girls Swimsuit - BLACK - 8-134570001
£11.49
Free postage
SPEEDO BOYS FASTSKIN SWIMSUIT.NEW ENDURANCE + MAX HIGH WAIST JAMMER COSTUME W25
£40.49
Free postage
Click & Collect
Maru Girls 28” Swimming Costume Approx Age 9/10 Splatter Design
£2.74
£2.72 P&P
0 bids
1d 11h
🍂 FUNKITA GIRLS AGE 14 years single strap RUN FOX RUN swimming costume,
£24.08
or Best Offer
£3.00 P&P
Click & Collect
Girls One Piece Swimsuit, Unicorn Butterfly Floral Swimsuit ages 5-6
£8.10
or Best Offer
Free postage
Click & Collect
Only 1 left.
SwimBest Swim Vest - Swim Jacket/Buoyancy Aid with Safety Strap size Small New
£21.47
£2.94 P&P
Click & Collect

Best selling

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Swimming Costumes Sport Swimwear for Children

Shop by category

686 results

ACCLAIM Jamaica Girls Racer Back School Swimming Swim Costume Nylon Lycra 2025

Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 10 Years (S) RRP £180

Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 10 Years (S) RRP £179

Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 14 Years (L) RRP £179.99

New Speedo Dive Girls Muscleback Swimsuit Age 12-13 costume Navy

SPEEDO BOYS ALLOVER LEG JAMMERS.NEW BLUE ENDURABRITE SWIMMING SHORTS COSTUME W25

SPEEDO GIRLS SWIMSUIT. ENDURANCE+ BLACK LEGSUIT SPLASHBACK SWIMMING COSTUME W25

SPEEDO GIRLS FASTSKIN SWIMSUIT.NEW ENDURANCE+ MAX OPENBACK KNEESKIN COSTUME W25

SPEEDO GIRLS SWIMSUIT. PURPLE PLACEMENT MUSCLEBACK SCHOOL SWIMMING COSTUME W25

SPEEDO GIRLS SWIMSUIT.DIGITAL PLACEMENT PURPLE SPLASHBACK SWIMMING COSTUME.W25

SPEEDO GIRLS SWIMSUIT.BOOM PLACEMENT BLACK SWIMMING COSTUME S20 AGE 5-6 YEARS

Slazenger Girls Swimsuit Swimming Costume bathing Hot Tub Age 7 8 9 10 11 12 13

SPLASH ABOUT BABY & TODDLER SWIM NAPPY & SUN SAFE HAPPY NAPPY & SWIM COSTUMES

Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 10 Years (M) RRP £180

Swim Body Suit Kids medium Black Orange

Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 10 Years (M) RRP £179.99

New Speedo Medalist Endurance+ Girls Swimsuit Age 13-14 costume Blue

SPEEDO GIRLS FASTSKIN SWIMSUIT.NEW ENDURANCE + MAX OPENBACK KNEESKIN COSTUME W25

Boys Floating Swimsuit 33-55lbs 22 Chest

BLUE 12-24 Months Baby Wrap Toddler Swimsuit Swimwear Wetsuit Boys

Maru Girls 28” Legsuit Swimming Costume Approx Age 9/10 Smiley Face Design

Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 10 Years (S) RRP £179.99

Maru Girls 28” Legsuit Swimming Costume Approx Age 9/10

SPLASH ABOUT Baby Wetsuit 3-8 Mths Warm In One Neoprene Suit Long Sleeve UPF 50+

BNWT Urban Beach Sharptooth Shorty Wetsuit Black/Blue 7-8 years, UPF 50+

Slazenger Girls Swimsuit Swimming Costume bathing Hot Tub Age 7 8 9 10 11 12 13

SPEEDO GIRLS SWIMSUIT. HYPERBOOM SPLICE BLACK MUSCLEBACK SWIMMING COSTUME W25

Arena Girls Powerskin ST Next Kneesuit Swimsuit aok00587775 Navy

Splash About Toddler Swimwear UV SPF50 3-4 years

Splash ABOUT FloatSuit, in Hot Mango Strip, Size 1 To 2 Years, SPF 50+

Aquasphere Rage Triathlon / Open Water Swimming Wetsuit 10 Years (M) RRP £179.99

Aquasphere Rage Triathlon - Open Water Swimming Wetsuit 10 Years (M) RRP £179.99

🍂 FUNKITA GIRLS age 14 years FOXY FRIENDS Diamond Back, Swimming costume

Zoggs Girls Ikat Yaroomba Swimming Swimwear Swimsuit Holiday Costume - 21

SPEEDO GIRLS SWIMSUIT. PURPLE MEDLEY LOGO MEDALIST SCHOOL SWIMMING COSTUME W25

SPEEDO GIRLS SWIMSUIT.NEW MEDLEY LOGO BLACK PEACH MEDALIST SWIMMING COSTUME W25

Speedo Girls Kneeskin Endurance Fastskin Race Competition Swimsuit 14 Years

SPEEDO GIRLS SWIMSUIT.NEW HYPERBOOM ALLOVER BLUE MEDALIST SWIMMING COSTUME W25

Arena Girls Powerskin ST NEXT Open Back - Black Size 28

Kids Wetsuit 2.5mm Shorty One Piece Children Wetsuits UV Protection Swim 3-5Yrs

Speedo Girls' Eco Endurance+ Medalist Swimsuit Swimming Costume Blue - 13-14 YRS

My Little Pony Character Girls Uv Protection Swimsuit Surf Suit Swimming Costume

PINK Age 3 Years 15-18kg Swimming Vest Jacket Kids Childrens Buoyancy Aid

Speedo Swimming Costume Chlorine Resistant BLACK/PINK Size 15-16 yrs BNWT

The Finals - Under The Sea Foil Sparkle - One Piece Swim Costume - Brand New

SPEEDO BOYS FASTSKIN SWIMSUIT .NEW ENDURANCE + MAX HIGH WAIST JAMMER COSTUME W25

Maru Girls Swimming Costume Tessellate Than Never 30” Approx Age 11-12 BNWT

🌷FUNKITA GIRLS 26 approx age 10 FAST LEGS size chart in description

SwimBest Swim Vest - Swim Jacket/Buoyancy Aid with Safety Strap size 2.5-5 Years

GIRLS SWIMMING COSTUME AGE 14 YEARS FROM SPEEDO ENDURANCE RED WITH BACK DETAIL

Arena Girls Powerskin ST Next Kneesuit Swimsuit Legsuit - Black - UK 26

SPEEDO GIRLS SWIMSUIT.NEW DIGITAL ALLOVER PURPLE SPLASHBACK SWIMMING COSTUME W25

🍂 FUNKITA GIRLS AGE 14 years single strap DOLPH LUNDGREN swimming costume,

Splash About Girls Owl & The Pussycat Wetsuit 3-6 Months - See Description

Speedo ECO Endurance+ Medalist Girls Swimsuit - BLACK - 8-134570001

SPEEDO BOYS FASTSKIN SWIMSUIT.NEW ENDURANCE + MAX HIGH WAIST JAMMER COSTUME W25

Maru Girls 28” Swimming Costume Approx Age 9/10 Splatter Design

🍂 FUNKITA GIRLS AGE 14 years single strap RUN FOX RUN swimming costume,

Girls One Piece Swimsuit, Unicorn Butterfly Floral Swimsuit ages 5-6

SwimBest Swim Vest - Swim Jacket/Buoyancy Aid with Safety Strap size Small New

Best selling

Arena Powerskin ST Next Junior Girls Swimming Race Suit - Black 26UK(10-11yrs)

Speedo Endurance Girls Boom Placement Thin strap Muscleback Swimsuit 5-6 YEARS

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