Independently tested by Loughborough Sport
Enhance Endurance. Swim faster.
The right Zone3 wetsuit delivers measurable improvements in efficiency, speed and energy conservation.
Free Shipping over £175*
Expert Support
Easy Exchanges
12 Months Warranty
Free Shipping over £175*
Expert Support
Easy Exchanges
12 Months Warranty
Athlete Approved
Performance proven
Performance. Backed by evidence
Independent testing at Loughborough Sport evaluated three athletes — beginner, intermediate, and advanced — across four 750 m swims each, with and without Zone3 wetsuits.
Averaged results demonstrated measurable improvements in efficiency, speed, and physiological response across all suits, with outcomes varying by individual.
Vanquish-X Wetsuit
Women's
Wetsuits
The new Vanquish-X takes performance to a completely new level. Highly regarded as one of the best triathlon wetsuits in the world, the key selling features of the Vanquish have not changed. This wetsuit is designed for triathletes looking to get the most out of their performance and feeling fresh before getting on the bike.
Available Sizes:
XS
S
ST
M
L
XL
£699.00
Vanquish-X Wetsuit
Men's
Wetsuits
The new Vanquish-X takes performance to a completely new level. Highly regarded as one of the best triathlon wetsuits in the world, the key selling features of the Vanquish have not changed. This wetsuit is designed for triathletes looking to get the most out of their performance and feeling fresh before getting on the bike.
Available Sizes:
S
ST
SM
ML
M
MT
XL
£699.00
Vision Wetsuit
Men's
Wetsuits
Awarded Best Triathlon Wetsuit of 2024 by Triathlete.com, the Vision Wetsuit is a benchmark in performance and sustainability. Featuring B-Prene, a biodegradable Yamamoto neoprene, it delivers superior flexibility, buoyancy, and speed while significantly reducing environmental impact. Whether a beginner or a seasoned swimmer, the Vision is designed to maximize efficiency & comfort in open water.
Available Sizes:
S
SM
ST
M
ML
MT
L
XL
XXL
£399.00
Vision Wetsuit
Women's
Wetsuits
Awarded Best Triathlon Wetsuit of 2024 by Triathlete.com, the Vision Wetsuit is a benchmark in performance and sustainability. Featuring B-Prene, a biodegradable Yamamoto neoprene, it delivers superior flexibility, buoyancy, and speed while significantly reducing environmental impact. Whether a beginner or a seasoned swimmer, the Vision is designed to maximize efficiency & comfort in open water.
Available Sizes:
XS
S
SM
ST
M
ML
L
XL
£399.00
Agile Wetsuit
Men's
Wetsuits
If you’re new to open water swimming or triathlon, the Agile Wetsuit is the companion you need to keep your body warm, comfortable and supported through the beginnings of your open water journey.
Available Sizes:
S
ST
SM
M
MT
ML
L
XL
XXL
£219.00
Agile Wetsuit
Women's
Wetsuits
If you’re new to open water swimming or triathlon, the Agile Wetsuit is the companion you need to keep your body warm, comfortable and supported through the beginnings of your open water journey.
Available Sizes:
XS
S
ST
SM
M
ML
L
XL
XXL
£219.00
About Us
Zone3 exists to help people perform in the water, designing athlete-approved products that support confidence, progression and performance across swim and triathlon.
Our Innovation
Innovation at Zone3 is driven by performance, developed through testing, refined in the water, and designed to help athletes move faster, further and with greater efficiency.
Our Responsibility
From materials to manufacturing, we make considered choices to reduce impact while maintaining the performance, durability and confidence athletes expect.
EXTRA WARMTH
Extend your season. Insulated swimwear for warmth without restricting movement.
Neoprene Heat-Tech Warmth Swim Socks
Unisex
Neoprene Accessories
These innovative swimming socks are some of the warmest available on the market, perfect for those who suffer from cold feet or swim through the spring, autumn or winter. They come complete with a heat-tech lining for increased thermal properties.
Available Sizes:
S
M
L
£39.00
Neoprene Heat-Tech Warmth Swim Gloves
Unisex
Neoprene Accessories
The counterpart to our Heat-Tech Warmth Swim Socks, these gloves share the responsibility of keeping your extremities warm, without restricting any movement during those colder off season swims.
Available Sizes:
XS
S
M
L
£39.00
Neoprene Heat-Tech Warmth Swim Cap
Unisex
Neoprene Accessories
As a cold water swimmer you would know how valuable triathlon skull caps can be to get you going! Our Neoprene Heat-Tech Warmth Swim Cap offers fleece-lined insulation while maintaining optimal hydrodynamics through the water
Available Sizes:
S
M
L
£39.00
Ti+ Thermal High Neck Swimsuit
Women's
Swimwear
Enhanced with a titanium lining for unmatched warmth and superior thermal efficiency.
Available Sizes:
8
10
12
14
16
18
20
£75.00
Ti+ Long Sleeve Thermal High Neck Swimsuit
Women's
Swimwear
Enhanced with a titanium lining for unmatched warmth and superior thermal efficiency.
Available Sizes:
8
10
12
14
16
18
20
£85.00
Sale
Women's Yulex Long Sleeve Swimsuit
Women's
Yulex Swimwear
The Women’s Yulex® Natural Rubber Long Sleeve Top is made for all your open water adventures. Featuring 1.5mm thickness throughout and full coverage across the back and arms, it provides warmth and protection from the elements
Available Sizes:
6
Sale price
£62.50
Regular price
£125.00
Sale
Women's Yulex Sleeveless Swimsuit
Women's
Yulex Swimwear
The Women’s Yulex® Natural Rubber Long Sleeve Top is made for all your open water adventures. Featuring 1.5mm thickness throughout and full coverage across the back and arms, it provides warmth and protection from the elements
Available Sizes:
6
Sale price
£55.00
Regular price
£110.00
Active-Flex Swim Gloves
Unisex
Neoprene Accessories
Unmatched hand protection for swimming, surfing, and paddle sports.
Available Sizes:
S
M
L
£29.00
Sale
Men's Yulex Jammer
Men's
Yulex Swimwear
The Men’s Yulex® Natural Rubber Jammer is made for all your open water adventures. Featuring 1.5mm thickness throughout and an adjustable drawstring they provide core warmth and protection from the elements
Available Sizes:
XS
S
M
L
XL
Sale price
£52.50
Regular price
£75.00
Sale
Men's Yulex Long Sleeve Top
Men's
Yulex Swimwear
The Men’s Yulex® Natural Rubber Long Sleeve Top is made for all your open water adventures. Featuring 1.5mm thickness throughout and full coverage across the back and arms, it provides core warmth and protection from the elements.
Available Sizes:
XS
S
Sale price
£80.50
Regular price
£115.00