Waterproof W80 is recommended for lower tempered waters and is well suited for recreational divers that wish to stay comfortably warm, diving at moderate depths. The Ultraflex neoprene featured in the W80 assure a snug fit with minimal water flow, while maintaining a high amount of stretch, making the W80 suitable for a wide variety of body shapes and forms. A seat that grips Polyurethane embossing in the back provides a non-slip grip and integrated abrasion protection. Arm anti-slip The anti-slip surface keeps the computer in place. Gender-specific styling Provides comfortable shapes for the female diver. Hi-quality YKK back zipper A #10 zipper with a Stainless Slider. Panels around the zipper are oversized and reinforced to keep the suit together for many years. Knee pads in ToughTex Very strong abrasion resistant ToughTex fabric on knees. Reinforced shoulders Critical abrasion area and anti-slip protection. UltraFlex neoprene High stretch nylon/spandex.