The power of proven
Proven to Perform. Find Your Perfect Suit.
One performance philosophy.
Refined for every level.
Highest Rated Triathlon Brand
Rated Best Wetsuit of All Time
Kings Award
Queen's Award
Athlete Approved
Performance proven
Wetsuits
Wetsuits
Designed by athletes and refined through years of product development.
The right start in open water.
Starting open water swimming or your first triathlon?
Our wetsuit rental programme gives you access to Zone3 performance for the full season, helping you build confidence in the water without committing to a full purchase.
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.
CASPER STORNES CHOOSES ZONE3
Casper Stornes is the reigning Ironman World Champion, the most respected title in triathlon.
Meet the Athletes
Powered By Zone3
