neoprene One-piece wetsuit, available in 5 or 7 mm Neoprene, ideal for Snorkeling, Scuba Diving in cold water. One-piece wetsuit made in 7 mm soft Neoprene ideal for Snorkeling, Scuba Diving in cold water (between 35º-45º F). Pre-shaped legs for ensuring comfort and easy movements while swimming. Zip made in quality YKK. Anti-wear inserts in Power Tex on knees, shins and shoulders.