Triathlon Equipment

Discover Decathlon's wide range of triathlon equipment, designed to optimize performance in every leg of the race. From wetsuits and bikes to running shoes and nutrition, we have everything triathletes need to succeed. Shop online or in-store and prepare to conquer your next triathlon.
148 items
KIPRUN PACK OF 2 PAIRS OF RUN500 FINE CREW RUNNING SOCKS
KIPRUN PACK OF 2 PAIRS OF RUN500 FINE CREW RUNNING SOCKS
Rate: 4.8 stars, 51 votes
£5.99
KIPRUN PACK OF 2 PAIRS OF RUN 500 THICK MID RUNNING SOCKS
KIPRUN PACK OF 2 PAIRS OF RUN 500 THICK MID RUNNING SOCKS
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KIPRUN PACK OF 2 PAIRS OF RUN 500 THICK MID RUNNING SOCKS
2 colors
£5.99
KIPRUN PACK OF 2 PAIRS OF RUN500 THICK MID-CALF RUNNING SOCKS
KIPRUN PACK OF 2 PAIRS OF RUN500 THICK MID-CALF RUNNING SOCKS
£6.99
KIPRUN RUN900 MID-CALF FINE RUNNING SOCKS - BLUE
KIPRUN RUNNING MID-CALF FINE SOCKS - RUN 900 BLACK
KIPRUN RUN900 MID-CALF THIN RUNNING SOCKS
KIPRUN Run900 Mid-Calf Fine Running Socks - Fluo Yellow
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KIPRUN RUN900 MID-CALF FINE RUNNING SOCKS - BLUE
Rate: 4.5 stars, 680 votes
4 colors
£6.99£9.99
KIPRUN KIPRUN 500 mid kids' comfort running socks 2-pack - striped and plain purple
KIPRUN KIPRUN 500 mid kids' comfort running socks 2-pack - navy and striped green
KIPRUN KIPRUN 500 MID kids' running socks 2-pack - navy blue
KIPRUN Kids' Socks AT 500 Mid 2-Pack - Plain Pink and White Pink Blue Stripes
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KIPRUN KIPRUN 500 mid kids' comfort running socks 2-pack - striped and plain purple
Rate: 4.6 stars, 590 votes
4 colors
£4.99
KIPRUN RUN900 5-TOE RUNNING SOCKS
KIPRUN RUN900 5-TOE RUNNING SOCKS
Rate: 4.3 stars, 1356 votes
£9.99
KIPRUN KIPRUN 500 INV kids comfort running socks 2-pack - black and white
KIPRUN KIPRUN 500 INV kids comfort running socks 2-pack - black and white
Rate: 4.6 stars, 475 votes
£4.99
KIPRUN RUNNING MID THICK SOCKS RUN 900 WHITE
KIPRUN RUNNING MID THICK SOCKS - RUN 900 BLACK
KIPRUN RUN900 MID THICK RUNNING SOCKS
KIPRUN RUN900 MID THICK RUNNING SOCKS - YELLOW
KIPRUN RUN900 MID THICK RUNNING SOCKS - BLUE
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KIPRUN RUNNING MID THICK SOCKS RUN 900 WHITE
5 colors
£7.99
KIPRUN RUN900 THIN INVISIBLE RUNNING SOCKS
KIPRUN RUN900 THIN INVISIBLE RUNNING SOCKS
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KIPRUN RUN900 THIN INVISIBLE RUNNING SOCKS
Rate: 4.5 stars, 1424 votes
2 colors
£6.99
KIPRUN RACE NUMBER BELT FOR RUNNING COMPETITIONS FROM SHORT DISTANCE TO MARATHON
KIPRUN RACE NUMBER BELT FOR RUNNING COMPETITIONS FROM SHORT DISTANCE TO MARATHON
Rate: 4.6 stars, 1233 votes
£6.99
KIPRUN RUN900 MID FINE RUNNING SOCKS
KIPRUN ECO-DESIGN RUN900 MID FINE RUNNING SOCKS - WHITE
KIPRUN RUN900 MID FINE RUNNING SOCKS - YELLOW
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KIPRUN RUN900 MID FINE RUNNING SOCKS
Rate: 4.6 stars, 3169 votes
3 colors
£7.99
KIPRUN Kids' running shoes - Kiprun fast black yellow
KIPRUN Kids' running shoes - Kiprun fast pink blue
KIPRUN Kids' running shoes - Kiprun fast navy red
KIPRUN Kids' running shoes - Kiprun fast pink and white
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KIPRUN Kids' running shoes - Kiprun fast black yellow
Rate: 4.5 stars, 3398 votes
4 colors
£14.99£24.99
KIPRUN Run900 Mid-Calf Thick Running Socks - Red/Yellow
KIPRUN RUN900 RUN WILD THICK MIDCALF RUNNING SOCKS - ORANGE
KIPRUN RUN900 EP. MID-CALF RUNNING SOCKS MADE IN FRANCE
KIPRUN RUN900 MID-CALF THICK RUNNING SOCKS
KIPRUN Run900 Mid-Calf Thick Running Socks - White/Red
KIPRUN RUN900 RUN WILD THICK MIDCALF RUNNING SOCKS - WHITE BLACK
KIPRUN RUN900 MID-CALF THICK RUNNING SOCKS
KIPRUN Run900 Mid-Calf Thick Running Socks - White/Green/Red
KIPRUN Run900 Mid-Calf Thick Running Socks - Black/Red/Yellow
KIPRUN Run900 Mid-Calf Thick Running Socks - Green/Red
KIPRUN Run900 Mid-Calf Thick Running Socks - White/Red
KIPRUN RUN900 MID-CALF THICK RUNNING SOCKS - PHOSPHORESCENT
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KIPRUN Run900 Mid-Calf Thick Running Socks - Red/Yellow
Rate: 4.7 stars, 477 votes
12 colors
£7.99£9.99
KIPRUN KIPRUN KN500 kids' drop 0 running shoes - green yellow black
KIPRUN KIPRUN KN500 kids' drop 0 running shoes - green yellow black
Rate: 4.6 stars, 26 votes
£24.99
KIPRUN Kids' Athletics Low Socks 3-Pack - white
KIPRUN Kids' Athletics Low Socks 3-Pack - black
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KIPRUN Kids' Athletics Low Socks 3-Pack - white
Rate: 4.6 stars, 818 votes
2 colors
£3.49
KIPRUN Kids' running trail & cross country shoes - KIPRUN XCOUNTRY - pink
KIPRUN Kids KIPRUN XCOUNTRY trail running and cross-country shoes - Turquoise
KIPRUN Kids KIPRUN XCOUNTRY trail running and cross-country shoes - navy
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KIPRUN Kids' running trail & cross country shoes - KIPRUN XCOUNTRY - pink
Rate: 4.3 stars, 149 votes
3 colors
£34.99
KIPRUN Running Mid Socks Run 100 2-Pack
KIPRUN Comfort mid sock
Gallery item 1 out of 2
KIPRUN Running Mid Socks Run 100 2-Pack
Rate: 4.5 stars, 12111 votes
2 colors
£5.99
KIPRUN RUN900 THICK STRAP RUNNING SOCKS - BLACK
KIPRUN RUNNING THICK STRAP SOCKS - BLACK
KIPRUN Running Thick Socks Run 900 Strap - blue
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KIPRUN RUN900 THICK STRAP RUNNING SOCKS - BLACK
Rate: 4.4 stars, 5137 votes
3 colors
£9.99
KIPRUN Running High Socks Run 900 Merino Wool - black
KIPRUN Running High Socks Run 900 Merino Wool - black
Rate: 4.5 stars, 483 votes
£12.99
NEW BALANCE NB ARISH WHITE LADY 23 Women's Running Shoes
NEW BALANCE NB ARISH WHITE LADY 23 Women's Running Shoes
Rate: 5.0 stars, 2 votes
£74.99
KIPRUN Run900 Running 5-Finger FIne Socks - Eco-Design - Black
KIPRUN Run900 Running 5-Finger FIne Socks - Eco-Design - Black
Rate: 4.2 stars, 375 votes
£9.99
KIPRUN STRAP THIN RUNNING SOCKS - GREY
KIPRUN RUNNING SOCKS WITH FINE STRAPS - BLACK
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KIPRUN STRAP THIN RUNNING SOCKS - GREY
Rate: 4.6 stars, 3695 votes
2 colors
£9.99
KIPRUN Running Socks Run 100 3-Pack - white
KIPRUN Running Socks Run 100 3-Pack - black
Gallery item 1 out of 2
KIPRUN Running Socks Run 100 3-Pack - white
Rate: 4.5 stars, 29541 votes
2 colors
£3.99
Was £4.49
KIPRUN KIPRUN 500 low kids' comfort running socks 2-pack - green and pink
KIPRUN KIPRUN 500 low kids' comfort running socks 2-pack - green and pink
Rate: 5.0 stars, 21 votes
£4.99
KIPRUN Kids' Running Socks AT 500 Comfort High 2-Pack - navy green-yellow
KIPRUN Kids' Running Socks AT 500 Comfort High 2-Pack - navy green-yellow
Rate: 4.6 stars, 65 votes
£5.99
KIPRUN PACK OF 2 PAIRS OF RUN 500 THIN INVISIBLE RUNNING SOCKS
KIPRUN PACK OF 2 PAIRS OF RUN 500 THIN INVISIBLE RUNNING SOCKS
Gallery item 1 out of 2
KIPRUN PACK OF 2 PAIRS OF RUN 500 THIN INVISIBLE RUNNING SOCKS
Rate: 4.5 stars, 38 votes
2 colors
£4.99
KIPRUN Running Socks Run 900 X - White / Blue
KIPRUN Running Socks Run 900 X - White / Orange
Gallery item 1 out of 2
KIPRUN Running Socks Run 900 X - White / Blue
Rate: 4.6 stars, 98 votes
2 colors
£17.99
ADIDAS ADIZERO SL W
ADIDAS ADIZERO SL W
ADIDAS ADIZERO SL W
ADIDAS ADIZERO SL W
ADIDAS ADIZERO SL W
Gallery item 1 out of 5
ADIDAS ADIZERO SL W
Rate: 5.0 stars, 1 votes
5 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£110.00
ADIDAS Runfalcon 3.0 Shoes
ADIDAS Runfalcon 3.0 Shoes
Rate: 5.0 stars, 1 votes
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£50.00
ADIDAS Terrex Agravic BOA Trail Running Shoes
ADIDAS Terrex Agravic BOA Trail Running Shoes
Gallery item 1 out of 2
ADIDAS Terrex Agravic BOA Trail Running Shoes
2 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£65.00
ADIDAS ADIZERO SL
ADIDAS ADIZERO SL
ADIDAS ADIZERO SL
ADIDAS ADIZERO SL
ADIDAS ADIZERO SL
Gallery item 1 out of 5
ADIDAS ADIZERO SL
5 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£110.00
ADIDAS Duramo 10 Shoes
ADIDAS Duramo 10 Shoes
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£50.00
ADIDAS Galaxy 6 Shoes
ADIDAS Galaxy 6 Shoes
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£45.00
ADIDAS Supernova 3 Running BOOST Shoes Kids
ADIDAS Supernova 3 Running BOOST Shoes Kids
Gallery item 1 out of 2
ADIDAS Supernova 3 Running BOOST Shoes Kids
2 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£60.00
ADIDAS RunFalcon Wide 3 Shoes
ADIDAS RunFalcon Wide 3 Shoes
Gallery item 1 out of 2
ADIDAS RunFalcon Wide 3 Shoes
2 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£50.00
ADIDAS Response Shoes
ADIDAS Response Shoes
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£65.00
ADIDAS Tracerocker 2.0 Trail Running Shoes
ADIDAS Tracerocker 2.0 Trail Running Shoes
Rate: 4.0 stars, 1 votes
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£85.00
ADIDAS Duramo SL Shoes
ADIDAS Duramo SL Shoes
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£55.00
ADIDAS Duramo Speed Shoes
ADIDAS Duramo Speed Shoes
ADIDAS Duramo Speed Shoes
ADIDAS Duramo Speed Shoes
Gallery item 1 out of 4
ADIDAS Duramo Speed Shoes
4 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£80.00
ADIDAS Pureboost 23 Shoes
ADIDAS Pureboost 23 Shoes
ADIDAS Pureboost 23 Shoes
Gallery item 1 out of 3
ADIDAS Pureboost 23 Shoes
3 colors
Sold and shipped by adidas (UK) Limited (ADIDAS UK)
£120.00
4.6/5 based on 90131 reviews collected online and in stores

Triathlon Equipment

Prepping for your first triathlon? Whatever stage of the journey you're on, our range of high-performance triathlon equipment for men and women caters to triathletes at every level. Are you racing in a tri suit or a full wetsuit for an open-water swim? You'll want to train in a swim cap and choose neoprene boots for streamlined and insulated movements through the water. For the bike stage, our range of triathlon cycling gear includes carbon frame road bikes, aero helmets, cleated cycling shoes and long-distance race handlebars for lightweight speed so you can focus on your transitions and splits. And for the run finale, whether you're racing a sprint or Olympic distance you'll need a supportive pair of running shoes and a blister prevention plan - choose moisture-wicking and cushioned running socks so you can focus on a strong finish Find everything you need for your swim, bike, and run in Decathlon's triathlon shop, ensuring you're well-equipped to conquer your next race.