Season Transition

Keep swimming into winter

The new Advance Thermal pairs a plush HydroSilk Plush lining with a Max Seal Rolled Collar that cuts down water entry at the neck, so the cold months become part of your season.

SHOP NOW Compare wetsuits
Highest Rated Triathlon Brand
220 Triathlon Best on Test award
Rated Best Wetsuit of All Time
Kings Award
Queen's Award
Athlete Approved
Performance proven

GOGGLEs

Clarity. Comfort. Performance. Anti-fog, UV-protected goggles for every swim, in the pool and open water.

Shop Goggles Goggle Guide
Man running on a road with a field and trees in the background
Shop All Triwear Triwear guide
Athlete wearing the Zone3 teal & pink Activate_Short_Sleeve_Trisuit front view on a white background
Trisuit Women's

Activate+ Short Sleeve Trisuit

The Activate+ Short Sleeve Trisuit continues to set the standard for performance, comfort, and value
    •
    Available Sizes:
    XS S M L XL
    £149.00
    Athlete wearing the Zone3 Activate short sleeve trisuit in navy on a white studio background
    Trisuit Men's

    Activate+ Short Sleeve Trisuit

    The Activate+ Short Sleeve Trisuit continues to set the standard for performance, comfort, and value
    •
    Available Sizes:
    S M L XL XXL
    £149.00
    athlete wearing the Women's Activate Sleeveless Trisuit in black. front facing. on a white studio setting.
    Trisuit Women's

    Activate+ Sleeveless Trisuit

    The Activate+ Sleeveless Trisuit delivers sustainable performance, comfort, and complete freedom of movement
    Available Sizes:
    XS S M L XL
    £139.00
    Person wearing a black activate+ sleeveless trisuit on a white background
    Trisuit Men's

    Activate+ Sleeveless Trisuit

    The Activate+ Sleeveless Trisuit delivers sustainable performance, comfort, and complete freedom of movement
    Available Sizes:
    S M L XL XXL
    £139.00
    A woman wearing the Zone3 Activate full zip short sleeve trisuit on a white background.
    Trisuit Women's

    Activate Short Sleeve Full Zip Trisuit

    Our Activate range has become a staple of the triathlon world, rightfully gaining a reputation for being a super high
    Available Sizes:
    XS S M L XL
    £119.00
    Man wearing a black and red sleeveless Activate Trisuit on a white background
    Trisuit Men's

    Activate Trisuit

    The SS23 Activate range offers updated graphics and the addition of a lightweight and high stretch waffle back panel
    Available Sizes:
    XS S M L XL XXL
    £99.00
    A woman wearing the Zone3 Activate trisuit in black with blue detailing. on a white background.
    Trisuit Women's

    Activate Trisuit

    The SS23 Activate range offers updated graphics and the addition of a lightweight and high stretch waffle back panel
    Available Sizes:
    XS S M L XL XXL
    £99.00
    Man wearing activate short sleeve trisuit on a white background
    Trisuit Men's

    Activate Short Sleeve Full Zip Trisuit

    Our Activate range has become a staple of the triathlon world, rightfully gaining a reputation for being a super high
    Available Sizes:
    XS S M L XL XXL
    £119.00
    Athlete wearing the Zone3 teal & pink Activate_Short_Sleeve_Trisuit front view on a white background
    Trisuit Women's

    Activate+ Short Sleeve Trisuit

    The Activate+ Short Sleeve Trisuit continues to set the standard for performance, comfort, and value
    •
    Available Sizes:
    XS S M L XL
    £149.00
    Athlete wearing the Zone3 Activate short sleeve trisuit in navy on a white studio background
    Trisuit Men's

    Activate+ Short Sleeve Trisuit

    The Activate+ Short Sleeve Trisuit continues to set the standard for performance, comfort, and value
    •
    Available Sizes:
    S M L XL XXL
    £149.00
    athlete wearing the Women's Activate Sleeveless Trisuit in black. front facing. on a white studio setting.
    Trisuit Women's

    Activate+ Sleeveless Trisuit

    The Activate+ Sleeveless Trisuit delivers sustainable performance, comfort, and complete freedom of movement
    Available Sizes:
    XS S M L XL
    £139.00
    Person wearing a black activate+ sleeveless trisuit on a white background
    Trisuit Men's

    Activate+ Sleeveless Trisuit

    The Activate+ Sleeveless Trisuit delivers sustainable performance, comfort, and complete freedom of movement
    Available Sizes:
    S M L XL XXL
    £139.00
    A woman wearing the Zone3 Activate full zip short sleeve trisuit on a white background.
    Trisuit Women's

    Activate Short Sleeve Full Zip Trisuit

    Our Activate range has become a staple of the triathlon world, rightfully gaining a reputation for being a super high
    Available Sizes:
    XS S M L XL
    £119.00
    Man wearing a black and red sleeveless Activate Trisuit on a white background
    Trisuit Men's

    Activate Trisuit

    The SS23 Activate range offers updated graphics and the addition of a lightweight and high stretch waffle back panel
    Available Sizes:
    XS S M L XL XXL
    £99.00
    A woman wearing the Zone3 Activate trisuit in black with blue detailing. on a white background.
    Trisuit Women's

    Activate Trisuit

    The SS23 Activate range offers updated graphics and the addition of a lightweight and high stretch waffle back panel
    Available Sizes:
    XS S M L XL XXL
    £99.00
    Man wearing activate short sleeve trisuit on a white background
    Trisuit Men's

    Activate Short Sleeve Full Zip Trisuit

    Our Activate range has become a staple of the triathlon world, rightfully gaining a reputation for being a super high
    Available Sizes:
    XS S M L XL XXL
    £119.00


    Person swimming in the sea. Wearing a ZONE3 wetsuit, black swim cap and orange goggles
    Person wearing a pink swim cap, racing swim goggles and a black sleeveless swimsuit. They are standing by a body of water.
    Open water swimming with ZONE3 at Margate
    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.

    Find out more
    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.

    Find out more
    Our Responsibility

    From materials to manufacturing, we make considered choices to reduce impact while maintaining the performance, durability and confidence athletes expect.

    Find Out More
    Person swimming in open water wearing a Vanquish-x Wetsuit and yellow swim cap.

    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. 
    Results by wetsuit the detail
    Meet the Athletes
    Powered By Zone3
    Casper Stornes
    Katrine Græsbøll Christensen
    Kieran Lindars
    Rebecca Anderbury
    Marta Sanchez Hernandez
    Matthew Collins
    Laura Addie
    Eloise Du Luart
    Jess Fullagar
    Tom Davis
    Mimi Carlton
    Sarah Jane Goodwin
    Joep Staps
    Lukas Stahl
    Russell White
    Man wearing a wetsuit standing by a body of water with mountains in the background
    Casper
    Stornes
    Person applying tape to their wrist at an event with a dark background
    Katrine Græsbøll
    Christensen
    Kieran Lindars wearing a Zone3 wetsuit
    Kieran
    Lindars
    ZONE3 athlete Rebecca Anderbury
    Rebecca
    Anderbury
    Person in a wetsuit running on a beach with a crowd in the background
    Marta
    Sanchez Hernandez
    ZONE3 athlete Matthew Collins
    Matthew
    Collins
    A triathlete in a black ZONE3 wetsuit running out of the water onto a red carpet at the swim exit.
    Laura
    Addie
    Woman with a bike in a scenic outdoor setting
    Eloise
    Du Luart
    A triathlete in a black ZONE3 wetsuit and yellow swim cap standing in a transition area.
    Jess
    Fullagar
    ZONE3 athlete Thomas Davis
    Tom
    Davis
    Person wearing a purple cycling jersey with 'Nebula' branding in an indoor cycling track setting.
    Mimi
    Carlton
    Woman wearing a pink sports jersey with visible branding on a gray background
    Sarah Jane
    Goodwin
    Joep Staps pulling on a black ZONE3 wetsuit beside an outdoor pool.
    Joep
    Staps
    ZONE3 athlete Lukas Stahl
    Lukas
    Stahl
    ZONE3 athlete Russell White
    Russell
    White