100% Neoprene (Lining 100% Polyester) Imported SUPERIOR BUOYANCY & FLEXIBILITY: Designed for women, strategically placed neoprene thickness enhances flotation without compromising movement, ensuring optimal positioning, comfort, and insulation in every stroke ENHANCED HYDRODYNAMICS: Nano SCS coating reduces drag for a smoother glide, while premium limestone neoprene ensures durability, making it the ultimate wetsuit for ladies seeking speed and efficiency UNMATCHED COMFORT & FIT: A redesigned neckline prevents chafing, while ultra-stretchy Yamamoto neoprene allows for quick transitions and a natural feel in the water during every stroke OPTIMAL BODY POSITIONING: Airlock technology in the core and upper thigh delivers a lifting sensation, helping ladies maintain a streamlined form for improved efficiency and reduced fatigue over long distances WORLD-CLASS COMPLIANCE: Fully approved by World Aquatics (FINA), World Triathlon (ITU), Ironman, and USAT, ensuring women’s athletes have a race-legal wetsuit for elite competition worldwide The Wetsuit of Champions 50 years of scientific research in hydrodynamics have culminated in the ultimate wetsuit: the new arena Powerskin STORM. Designed in collaboration with elite athletes, its groundbreaking technology delivers unmatched buoyancy without compromising flexibility, comfort, or insulation. Buoyancy and Flexibility: A Winning Combination We took the most decorated wetsuit in the modern era of open water swimming and made it even better. The arena Powerskin STORM is crafted from 100% Yamamoto SCS glide neoprene. Strategic neoprene placement and density create the perfect balance of mobility and buoyancy. A thick 4mm laminated neoprene with Airlock technology enhances power and support in the core, legs, and glutes, while 3mm neoprene in the chest and calves adds stability and insulation. A 1mm fabric in the arms and shoulders ensures optimal flexibility and range of motion. This wetsuit is approved by World Aquatics (FINA)