Swim Trunks & Shorts for Kids

66 items
OLAIAN SWIM SHORTS 100 KATY BLACK
OLAIAN SWIMMING SHORTS 100 KATY PINK
OLAIAN SWIMMING SHORTS 100 KATY COCO
OLAIAN Girl's swim shorts - 100 Katy shiso black
OLAIAN Girl's swim shorts - 100 Katy rainbow stripes turquoise
OLAIAN girls swimming shorts KATY khaki
Gallery item 1 out of 6
OLAIAN SWIM SHORTS 100 KATY BLACK
Rate: 4.7 stars, 222 votes
6 colors
£6.99£12.99
OLAIAN swim shorts 550 - blue
OLAIAN swim shorts 550 - purple
OLAIAN swim shorts 550 black green
OLAIAN Boy's swim shorts - 550 Softgeo blue
OLAIAN Boy's swim shorts - 550 Canopy orange
OLAIAN Swim shorts 550 offshore green
Gallery item 1 out of 6
OLAIAN swim shorts 550 - blue
Rate: 4.6 stars, 218 votes
6 colors
£9.99£14.99
OLAIAN Boy's swim shorts - 100 sky blue
OLAIAN Boy's swim shorts -100 navy blue
Gallery item 1 out of 2
OLAIAN Boy's swim shorts - 100 sky blue
2 colors
£5.99
OLAIAN SWIM SHORTS BOARDSHORT 900 - GREEN
OLAIAN BOARDSHORT SWIMMING SHORTS 900 BLACK
OLAIAN SWIM SHORTS BOARDSHORT 900 BLUE
Gallery item 1 out of 3
OLAIAN SWIM SHORTS BOARDSHORT 900 - GREEN
Rate: 4.3 stars, 64 votes
3 colors
£14.99£22.99
OLAIAN BOY'S SWIMMING SHORTS PALMITOS BLUE
OLAIAN boy's swimming shorts - black
Gallery item 1 out of 2
OLAIAN BOY'S SWIMMING SHORTS PALMITOS BLUE
Rate: 4.7 stars, 62 votes
2 colors
£7.99£10.99
OLAIAN swim shorts 500 black pink
OLAIAN swim shorts 500 - beige
OLAIAN SWIM SHORTS 500 BLACK GREEN
OLAIAN SWIMMING WAVYWAVE SHORTS 500 BLUE
OLAIAN swim shorts 500 multicoloured
OLAIAN SWIM SHORTS 500 KHAKI
OLAIAN SWIMMING SHORTS 500 - BLUE/BLACK
OLAIAN SWIMMING SHORTS 500 - BLUE/CAMO
OLAIAN Boy's swim shorts - 500 brush lines blue
OLAIAN Boy's swim shorts - 500 zebra red purple
OLAIAN Boy's swim shorts - 500 Memphis green
OLAIAN Boys' swim shorts - 500 Palmsand black
OLAIAN SWIM SHORTS 500 ORANGE
OLAIAN SWIM SHORTS 500 BLUE RED
OLAIAN SWIM SHORTS 500 DARK BLUE
Gallery item 1 out of 15
OLAIAN swim shorts 500 black pink
Rate: 4.5 stars, 380 votes
15 colors
£7.99£15.99
OLAIAN Swim Shorts - sky blue
OLAIAN Swim Shorts - navy blue
OLAIAN Swim Shorts - Turquoise blue
Gallery item 1 out of 3
OLAIAN Swim Shorts - sky blue
Rate: 4.7 stars, 1221 votes
3 colors
£3.19£4.99
OLAIAN Boy's swim shorts - 100 sign blue green
OLAIAN Boys' swim shorts -100 shadow red
OLAIAN Boy's swim shorts - 100 banana blue
OLAIAN Boy's swim shorts - 100 happysurf red
OLAIAN Boy's swim shorts - 100 Sign orange
OLAIAN Boy's swim shorts - 100 Tokyo sun turquoise
OLAIAN Boy's swim shorts - 100 shadow green
Gallery item 1 out of 7
OLAIAN Boy's swim shorts - 100 sign blue green
7 colors
£8.99
NABAIJI Girls' Swimsuit Bottoms Kamyleon Dino
NABAIJI Girl’s swimming bikini bottoms Kamyleon Alg blue
NABAIJI Girls' Swimsuit Bottoms Kamyleon Spor
NABAIJI Girls' Swimming Bottoms Top Kamyleon - Sea Black
Gallery item 1 out of 4
NABAIJI Girls' Swimsuit Bottoms Kamyleon Dino
Rate: 4.6 stars, 252 votes
4 colors
£4.99£8.99
OLAIAN Black adventure swim shorts
OLAIAN Swimming Trunks blue yellow
OLAIAN SWIM SHORTS - KHAKI
OLAIAN Swim shorts - sunset
OLAIAN Swimming trunks sky blue navy blue
OLAIAN Swim Shorts - Bamboo Navy Blue
OLAIAN Boy's swim shorts - 100 surfcanvas green
Gallery item 1 out of 7
OLAIAN Black adventure swim shorts
Rate: 4.7 stars, 626 votes
7 colors
£6.49£11.99
OLAIAN Boy's swim shorts - 900 black and blue stripes
OLAIAN Boy's swim shorts - 900 blue
Gallery item 1 out of 2
OLAIAN Boy's swim shorts - 900 black and blue stripes
2 colors
£24.99
OLAIAN swimming shorts 100 - yellow
OLAIAN swimming shorts 100 - red
OLAIAN swim shorts 100 - Turquoise
OLAIAN Kids’ swim shorts 100 - striped turquoise
OLAIAN Kids’ swim shorts 100 - Green
OLAIAN Kids’ swim shorts 100 - Blue/Red
Gallery item 1 out of 6
OLAIAN swimming shorts 100 - yellow
Rate: 4.7 stars, 669 votes
6 colors
£4.99£7.99
ADIDAS Classic Badge of Sport Swim Shorts
ADIDAS Classic Badge of Sport Swim Shorts
ADIDAS Classic Badge of Sport Swim Shorts
ADIDAS Classic Badge of Sport Swim Shorts
Gallery item 1 out of 4
ADIDAS Classic Badge of Sport Swim Shorts
Rate: 5.0 stars, 1 votes
4 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£18.00
ADIDAS Logo CLX Swim Shorts
ADIDAS Logo CLX Swim Shorts
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
SPEEDO Speedo Junior Essential Endurance Plus Aquashort – Navy
SPEEDO Speedo Junior Essential Endurance Plus Aquashort – Navy
Sold and shipped by theSwimmingShop
£13.20£15.40
SPEEDO Speedo Boys Essentials Watershorts - Black
SPEEDO Speedo Boys Essentials Watershorts - Black
Sold and shipped by theSwimmingShop
£15.40
ADIDAS adidas x Marvel's Avengers Swim Boxers
ADIDAS adidas x Marvel's Avengers Swim Boxers
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
ADIDAS adidas x Disney Mickey Mouse Swim Shorts
ADIDAS adidas x Disney Mickey Mouse Swim Shorts
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£25.00
ADIDAS adidas x Marvel's Avengers Swim Shorts
ADIDAS adidas x Marvel's Avengers Swim Shorts
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£25.00
ADIDAS 3-Stripes Swim Shorts
ADIDAS 3-Stripes Swim Shorts
ADIDAS 3-Stripes Swim Shorts
Gallery item 1 out of 3
ADIDAS 3-Stripes Swim Shorts
3 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
ADIDAS Classic 3-Stripes Swim Jammers
ADIDAS Classic 3-Stripes Swim Jammers
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
ADIDAS Sportswear Wave Print CLX Swim Shorts Kids
ADIDAS Sportswear Wave Print CLX Swim Shorts Kids
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
SPEEDO Speedo Essential 13" Watershorts Junior, Black
SPEEDO Speedo Essential 13" Watershorts Junior, Black
Gallery item 1 out of 2
SPEEDO Speedo Essential 13" Watershorts Junior, Black
2 colors
Sold and shipped by SPEEDO INTERNATIONAL LIMITED
£16.49
ADIDAS Colourblock 3-Stripes Swim Boxers
ADIDAS Colourblock 3-Stripes Swim Boxers
Gallery item 1 out of 2
ADIDAS Colourblock 3-Stripes Swim Boxers
2 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£18.00
ADIDAS Logo Print CLX Swim Shorts
ADIDAS Logo Print CLX Swim Shorts
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
NABAIJI Girls’ Bikini Bottoms Vega Black
NABAIJI Girls’ Bikini Bottoms Vega Navy
Gallery item 1 out of 2
NABAIJI Girls’ Bikini Bottoms Vega Black
Rate: 4.5 stars, 121 votes
2 colors
£2.99£5.99
NABAIJI Girls’ Swimming Swimsuit Bottoms Lila - White
NABAIJI Girls' Swimming Swimsuit Bottoms Lila Marg Red
NABAIJI Girls’ Swimming Swimsuit Bottoms Lila - Blue
NABAIJI Girls’ Swimsuit Bottoms Lila Pantai - White
Gallery item 1 out of 4
NABAIJI Girls’ Swimming Swimsuit Bottoms Lila - White
Rate: 4.7 stars, 263 votes
4 colors
£5.99£7.99
ADIDAS adidas x Disney Mickey Mouse Swim Boxer
ADIDAS adidas x Disney Mickey Mouse Swim Boxer
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
SPEEDO Children’s Bathing Costume Essential Allover Aquashort
SPEEDO Children’s Bathing Costume Essential Allover Aquashort
Sold and shipped by ProSwimwear LTD
£13.99
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
ADIDAS Performance Big Bars Swim Boxers Kids
ADIDAS Performance Big Bars Swim Boxers Kids
Gallery item 1 out of 2
ADIDAS Performance Big Bars Swim Boxers Kids
2 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£13.00
SPEEDO Speedo Essential 13" Watershorts Junior, Navy
SPEEDO Speedo Essential 13" Watershorts Junior, Red
Gallery item 1 out of 2
SPEEDO Speedo Essential 13" Watershorts Junior, Navy
2 colors
Sold and shipped by SPEEDO INTERNATIONAL LIMITED
£16.49
SPEEDO Speedo Junior Essential Endurance Plus Aquashort - Black
SPEEDO Speedo Junior Essential Endurance Plus Aquashort - Black
Sold and shipped by theSwimmingShop
£14.05
SPEEDO Speedo Boys Essentials 13" Watershorts - Navy
SPEEDO Speedo Boys Essentials 13" Watershorts - Navy
Sold and shipped by theSwimmingShop
£15.40
ADIDAS Sportswear Essentials Logo CLX Swim Shorts Kids
ADIDAS Sportswear Essentials Logo CLX Swim Shorts Kids
Gallery item 1 out of 2
ADIDAS Sportswear Essentials Logo CLX Swim Shorts Kids
2 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
ADIDAS Finding Nemo Swim Shorts
ADIDAS Finding Nemo Swim Shorts
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£23.00
SPEEDO Speedo Essential 13" Watershorts Junior, Red
SPEEDO Speedo Essential 13" Watershorts Junior, Navy
SPEEDO Speedo Essential 13" Watershorts Junior, Black
Gallery item 1 out of 3
SPEEDO Speedo Essential 13" Watershorts Junior, Red
3 colors
Sold and shipped by SPEEDO INTERNATIONAL LIMITED
£16.49
SPEEDO Boy's Essential 13" Watershort
SPEEDO Boy's Essential 13" Watershort
SPEEDO Boy's Essential 13" Watershort
Gallery item 1 out of 3
SPEEDO Boy's Essential 13" Watershort
3 colors
Sold and shipped by SPEEDO INTERNATIONAL LIMITED
£16.49
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
4.3/5 based on 5775 reviews collected online and in stores

Shorts and trunks for swimming lessons and beach trips

Get your little ones swimming in style with girls swimwear from Decathlon. Swimming is one of the best forms of exercise for kids and adults alike, and with a huge selection of boys swimsuits and board shorts available for toddlers through to teens, kids are sure to make a splash everywhere from the local pool to the beach.

The right swimwear allows kids to feel confident as they learn to swim, train for a team, or simply splash about in the water having fun with friends. Shop the range at Decathlon. We also stock babies swimwear within our Swimming department.