Swimwear & Beachwear

Sun, sand and swimsuits for little ones
51 items
NABAIJI Shorty swimming suit - pink
NABAIJI Swimming Wetsuit Shorty Swim Navy
Gallery item 1 out of 2
NABAIJI Shorty swimming suit - pink
Rate: 4.6 stars, 108 votes
2 colors
£16.99
NABAIJI Girls' long-sleeved swimsuit - UV Combiswim 100 - Pink Purple
NABAIJI Girls' long-sleeved swimsuit - UV Combiswim 100 - Pink Purple
£19.99
NABAIJI Girl's One-Piece Swimsuit Lexa Celo pink orange
NABAIJI Girls' Swimming One-Piece Swimsuit Chlorine Resistant Lexa Kali - Blue
NABAIJI Girls' One-Piece Swimsuit Lexa Lines Blue
NABAIJI Girl's One-Piece Swimsuit Lexa Celo Blue Green
Gallery item 1 out of 4
NABAIJI Girl's One-Piece Swimsuit Lexa Celo pink orange
Rate: 4.7 stars, 560 votes
4 colors
£14.99£19.99
NABAIJI Baby Anti-UV Long-sleeved T-shirt SAVANNAH print
NABAIJI Baby Anti-UV Long-sleeved T-shirt Pantai print
NABAIJI Baby Anti-UV Long-sleeved T-shirt Rainbow print
NABAIJI Baby Anti-UV Long-sleeved T-shirt Van print
NABAIJI Baby Anti-UV Long-sleeved T-shirt flower print
Gallery item 1 out of 5
NABAIJI Baby Anti-UV Long-sleeved T-shirt SAVANNAH print
5 colors
£9.99
NABAIJI Girl's One-Piece Swimsuit Kamiye Dino Print
NABAIJI Girls' One-Piece Swimsuit Kamyleon Print - Fire black/yellow
NABAIJI Girls' one-piece swimsuit Kamiye Print - Alg Blue/Pink
Gallery item 1 out of 3
NABAIJI Girl's One-Piece Swimsuit Kamiye Dino Print
Rate: 4.7 stars, 791 votes
3 colors
£11.99£15.99
NABAIJI Girls' One-piece Swimsuit Kamyli Spor
NABAIJI Girls' One-piece Swimsuit Kamily East
NABAIJI Girls One-Piece Swimsuit Kamyli all gradi blue
NABAIJI Girl's 1-Piece Swimsuit KAMYLI BLACK GOLD
NABAIJI Girls One-Piece Swimsuit Kamyli all game red
Gallery item 1 out of 5
NABAIJI Girls' One-piece Swimsuit Kamyli Spor
Rate: 4.7 stars, 130 votes
5 colors
£9.99£16.99
NABAIJI KAMYLEON 500 Girl's Swimsuit - Dino
NABAIJI KAMYLEON 500 Girl's Swimsuit - Star Black / Yellow
NABAIJI KAMYLEON 500 Girl's Swimsuit - All Game Pink
NABAIJI KAMYLEON 500 Girl's Swimsuit - All Camo Yellow
NABAIJI KAMYLEON 500 Girl's Swimsuit - Text blue / pink
Gallery item 1 out of 5
NABAIJI KAMYLEON 500 Girl's Swimsuit - Dino
Rate: 4.3 stars, 952 votes
5 colors
£11.99£15.99
NABAIJI Lila 100 Girl's Swimsuit - Bird Navy
NABAIJI Lila 100 Girl's Swimsuit - Marg Lilac
NABAIJI Lila 100 Girl's Swimsuit - yellow
Gallery item 1 out of 3
NABAIJI Lila 100 Girl's Swimsuit - Bird Navy
Rate: 4.6 stars, 470 votes
3 colors
£14.99
NABAIJI Boys’ Long Swimming Trunks 100 All Chin Black
NABAIJI Boy's Swim Shorts - 100 Long - Pool Navy Blue / Ochre
NABAIJI Boys’ Swimming Shorts 100 Long - All-over Palm Blue
NABAIJI Boys’ Long Swimming Trunks 100 Palmi Black
NABAIJI Boys' long swimming swim shorts 100 - tex blue
NABAIJI Boys’ Swimming Shorts - 100 Long - KMO Yellow
Gallery item 1 out of 6
NABAIJI Boys’ Long Swimming Trunks 100 All Chin Black
Rate: 4.7 stars, 374 votes
6 colors
£9.99£12.99
NABAIJI Girl's Vega + Swimming one-piece swimsuit navy herringbone
NABAIJI Girls' 1-piece swimsuit Vega+ navy
NABAIJI Girls' 1-piece swimsuit Vega - Purple, WA Swimmers
Gallery item 1 out of 3
NABAIJI Girl's Vega + Swimming one-piece swimsuit navy herringbone
Rate: 4.6 stars, 256 votes
3 colors
£14.99
OLAIAN GIRL'S ONE-PIECE SWIMSUIT 500 FUCHSIA
OLAIAN GIRL'S ONE-PIECE SWIMSUIT 500 PURPLE
Gallery item 1 out of 2
OLAIAN GIRL'S ONE-PIECE SWIMSUIT 500 FUCHSIA
Rate: 4.8 stars, 40 votes
2 colors
£9.99£15.99
OLAIAN Girl's triangle swimsuit top TEA 100 khaki
OLAIAN GIRLS’ SWIMSUIT TRIANGLE TOP TEA 100 LAGOON BLUE
OLAIAN GIRL'S TRIANGLE SWIMSUIT TOP TEA 100 WHITE
OLAIAN GIRLS’ SWIMSUIT TRIANGLE TOP TEA 100 YELLOW
Gallery item 1 out of 4
OLAIAN Girl's triangle swimsuit top TEA 100 khaki
Rate: 4.7 stars, 133 votes
4 colors
£3.99£6.99
OLAIAN GIRL'S TANIA SWIMSUIT BOTTOMS 100 YELLOW
OLAIAN GIRL'S TANIA SWIMSUIT BOTTOMS 100 YELLOW
OLAIAN TANIA girl's swimsuit bottoms 100 white
Gallery item 1 out of 3
OLAIAN GIRL'S TANIA SWIMSUIT BOTTOMS 100 YELLOW
Rate: 4.6 stars, 190 votes
3 colors
£3.99£6.99
OLAIAN GIRL'S ONE-PIECE SWIMSUIT 100 BLACK
OLAIAN GIRL'S ONE-PIECE SWIMSUIT 100 CORAL
OLAIAN GIRL'S ONE-PIECE SWIMSUIT 100 DAISIES AZURE BLUE
OLAIAN GIRL'S MIXLIFE ONE-PIECE SWIMSUIT 100 YELLOW
OLAIAN GIRL'S ONE-PIECE SWIMSUIT 100 COCO TURQUOISE
OLAIAN One-piece swimsuit 100 - turquoise
OLAIAN Girl's 1-piece swimsuit - 100 Hiloe tropical party pink
Gallery item 1 out of 7
OLAIAN GIRL'S ONE-PIECE SWIMSUIT 100 BLACK
Rate: 4.4 stars, 986 votes
7 colors
£6.49£9.99
OLAIAN Kids’ swim shorts 100 - Green
OLAIAN swim shorts 100 - Turquoise
OLAIAN swimming shorts 100 - yellow
OLAIAN swimming shorts 100 - red
OLAIAN Kids’ swim shorts 100 - striped turquoise
OLAIAN Kids’ swim shorts 100 - Blue/Red
Gallery item 1 out of 6
OLAIAN Kids’ swim shorts 100 - Green
Rate: 4.7 stars, 672 votes
6 colors
£8.99
OLAIAN Boy's swim shorts - 100 surfcanvas green
OLAIAN Black adventure swim shorts
OLAIAN Swimming Trunks blue yellow
OLAIAN SWIM SHORTS - KHAKI
OLAIAN Swim Shorts - Bamboo Navy Blue
OLAIAN Swimming trunks sky blue navy blue
OLAIAN Swim shorts - sunset
OLAIAN Swim Shorts - Khaki
Gallery item 1 out of 8
OLAIAN Boy's swim shorts - 100 surfcanvas green
Rate: 4.7 stars, 626 votes
8 colors
£9.99
AKRON Akron Girl's Sun Swimsuit
AKRON Akron Girl's Sun Swimsuit
Sold and shipped by ProSwimwear LTD
£23.99
FUNKY TRUNKS Funky Trunks Boys Blue Bottle Swim Trunks
FUNKY TRUNKS Funky Trunks Boys Blue Bottle Swim Trunks
Sold and shipped by theSwimmingShop
£16.50£20.85
AKRON Akron Girl's Odette Swimsuit - Yellow
AKRON Akron Girl's Odette Swimsuit - Yellow
Sold and shipped by ProSwimwear LTD
£23.99
SPEEDO Speedo Girls Digital Placement Pulseback Swimsuit - Blue/Yellow
SPEEDO Speedo Girls Digital Placement Pulseback Swimsuit - Blue/Yellow
Sold and shipped by theSwimmingShop
£29.70
AKRON Akron Girl's Adi Four Swimsuit - Yellow / Blue
AKRON Akron Girl's Adi Four Swimsuit - Yellow / Blue
Sold and shipped by ProSwimwear LTD
£27.99
AKRON Akron Girls Babbit 4 Colours Swimsuit - Yellow / Black
AKRON Akron Girls Babbit 4 Colours Swimsuit - Yellow / Black
Sold and shipped by ProSwimwear LTD
£24.99
SPEEDO Digital Allover Splashback Junior Female Swimsuit
SPEEDO Digital Allover Splashback Junior Female Swimsuit
Sold and shipped by ProSwimwear LTD
£26.99
FUNKITA Funkita Girls You Lemon Diamond Back Swimsuit - Blue/Yellow
FUNKITA Funkita Girls You Lemon Diamond Back Swimsuit - Blue/Yellow
Sold and shipped by theSwimmingShop
£32.45£38.45
OSPREY ACTION SPORTS Osprey Origin Kids Neon Yellow Wetsuit - Size S
OSPREY ACTION SPORTS Osprey Origin 3/2mm Kids Shorty Wetsuit Neon Yellow
Gallery item 1 out of 2
OSPREY ACTION SPORTS Osprey Origin Kids Neon Yellow Wetsuit - Size S
2 colors
Sold and shipped by Board Masters
£24.99£39.99
SPEEDO Speedo Girls Printed Pulseback Swimsuit - Baja Blue/Mango
SPEEDO Speedo Girls Printed Pulseback Swimsuit - Baja Blue/Mango
Sold and shipped by theSwimmingShop
£29.70
SPEEDO Speedo Girl's Colourback Spiritback Swimsuit - Raspberry Fill/ Spritz/ Aquarium
SPEEDO Speedo Girl's Colourback Spiritback Swimsuit - Raspberry Fill/ Spritz/ Aquarium
Sold and shipped by ProSwimwear LTD
£13.99
OLAIAN Girls’ bandeau bikini top 100 - Khaki
OLAIAN Girl's bandeau top 100 white
OLAIAN GIRL'S BANDEAU SWIMSUIT TOP 100 LAGOON BLUE
OLAIAN GIRL'S BANDEAU SWIMSUIT TOP 100 YELLOW
Gallery item 1 out of 4
OLAIAN Girls’ bandeau bikini top 100 - Khaki
Rate: 4.5 stars, 61 votes
4 colors
£3.99£6.99
OLAIAN GIRL'S HIGH-WAISTED BAO SWIMSUIT BOTTOMS 500 BLUR
OLAIAN GIRL'S HIGH-WAISTED BAO SWIMSUIT BOTTOMS 500 BLUE
OLAIAN Girl's swimsuit bottoms - 500 Bao rainbow stripes turquoise
Gallery item 1 out of 3
OLAIAN GIRL'S HIGH-WAISTED BAO SWIMSUIT BOTTOMS 500 BLUR
Rate: 4.6 stars, 26 votes
3 colors
£7.99£12.99
FUNKITA Funkita Girls Little Dotty Diamond Back Swimsuit - Yellow/Pink
FUNKITA Funkita Girls Little Dotty Diamond Back Swimsuit - Yellow/Pink
Sold and shipped by theSwimmingShop
£38.45
AKRON Akron Girls Incas Swimsuit - Yellow
AKRON Akron Girls Incas Swimsuit - Yellow
Sold and shipped by ProSwimwear LTD
£20.99
SPEEDO Speedo Infant Digital Allover Aquashort
SPEEDO Speedo Infant Digital Allover Aquashort
Sold and shipped by ProSwimwear LTD
£11.00
SPEEDO Speedo Digital Allover Aquashort Swimsuits Junior
SPEEDO Speedo Digital Allover Aquashort Swimsuits Junior
Sold and shipped by ProSwimwear LTD
£11.00
FUNKITA Funkita Girls Mark Spritz Single Strap Swimsuit - Pink/Yellow
FUNKITA Funkita Girls Mark Spritz Single Strap Swimsuit - Pink/Yellow
Sold and shipped by theSwimmingShop
£38.45
SPLASH ABOUT Splash About UV Sun and Sea Wetsuit, Garden Delight
SPLASH ABOUT Splash About UV Sun and Sea Wetsuit, Up in The Air
SPLASH ABOUT Splash About UV Sun and Sea Wetsuit, Bugs Life
SPLASH ABOUT Splash About UV Sun and Sea Wetsuit, Vintage Moby
SPLASH ABOUT Splash About UV Sun and Sea Wetsuit, Tug Boats
SPLASH ABOUT Splash About UV Sun and Sea Wetsuit, Under The Sea
SPLASH ABOUT Splash About UV Sun and Sea Wetsuit, Up & Away
Gallery item 1 out of 7
SPLASH ABOUT Splash About UV Sun and Sea Wetsuit, Garden Delight
7 colors
Sold and shipped by Splash About
From £18.00
SPLASH ABOUT Splash About Shorty Wetsuit, Under The Sea
SPLASH ABOUT Splash About Shorty Wetsuit Garden Delight
SPLASH ABOUT Splash About Shorty Wetsuit, Up & Away
SPLASH ABOUT Splash About Shorty Wetsuit, Owl & The Pussycat
Gallery item 1 out of 4
SPLASH ABOUT Splash About Shorty Wetsuit, Under The Sea
4 colors
Sold and shipped by Splash About
£25.00
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Sunsuit Garden Delight
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Sunsuit Bugs Life
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Sunsuit Vintage Moby
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Sunsuit Up & Away
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Sunsuit Under the Sea
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Sunsuit Little Ducks
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Sunsuit Up in Air
SPLASH ABOUT Splash About Happy Nappy Sunsuit, Sunny Bear
SPLASH ABOUT Splash About Happy Nappy Sunsuit, Forest Walk
SPLASH ABOUT Splash About Happy Nappy Sunsuit, Tug Boats
Gallery item 1 out of 10
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Sunsuit Garden Delight
10 colors
Sold and shipped by Splash About
£22.99
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Swimming Costume Nina's Ark
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Swimming Costume Up & Away
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Swimming Costume Garden Delight
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Swimming Costume Little Ducks
SPLASH ABOUT Splash About Happy Nappy Costume, Sunny Bear
SPLASH ABOUT Splash About Happy Nappy Costume, Flower Meadow
SPLASH ABOUT Splash About Happy Nappy Costume, Fallen Leaves
SPLASH ABOUT Splash About Happy Nappy Costume, Forest Walk
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Swimming Costume Nautical
Gallery item 1 out of 9
SPLASH ABOUT Splash About Baby & Toddler Happy Nappy Swimming Costume Nina's Ark
9 colors
Sold and shipped by Splash About
£18.99
REGATTA Boys Skander II Coral Swim Shorts (Bright Kiwi)
REGATTA Boys Skander II Coral Swim Shorts (Bright Kiwi)
Sold and shipped by Pertemba GB
From £8.49
FUNKITA Funkita Girls Burnouts Single Strap Swimsuit
FUNKITA Funkita Girls Burnouts Single Strap Swimsuit
Sold and shipped by theSwimmingShop
£26.40£36.25
4.6/5 based on 7453 reviews collected online and in stores

Splish, splash!

Whether you're planning a summer holiday, booking swimming lessons for your toddler or just planning some fun family splash time at the local pool, our kids' swimwear range has everything you need. From pretty swimming costumes to practical swim shorts, we stock a wide range of swimwear for boys, girls and babies of all ages.

Each item in our range is designed to fit your child perfectly, offer excellent value for money and ensure they can bob about and practice strokes in total comfort. Shop now at Decathlon.