ScubaPro Men's Everflex Steamer 5/4mm Wetsuit Made from 100 percent Everflex neoprene, an X-Foam formulation, for durability and better health. Multi-thickness panels deliver a superior combination of warmth and flexibility. Pure Design Concept uses fewer seams and panels for maximum flexibility. New nylon thread resists abrasion for longer suit life. Diagonal back zipper offers increased long-term durability and ease of use.