Elegant, warm, and versatile, the wetsuit Fast, made of 5 mm double-lined Neoprene, resists well to compression in-depth for maximum heat retention. Truly flexible, ideal for scuba diving, snorkeling, surfing, windsurfing and other water activities. Made of durable 5 mm, double-lined Neoprene, stands up well to compression at depth for maximum heat retention. The sleeves features the "Seal" system, to provide tightness, durability for frequent use. Neck with anatomic design, preformed at 120° in the neck area for maximum comfort. Pre-shaped legs improve flexibility for easier kicking. The closure flap is wider and the nape area is prolonged to prevent infiltration when the neck is tilted underwater. YKK back zip with under zip lining and water-stop system. Anti-abrasion reinforcement on the knees. Knee and shoulder areas with Tatex anti-wear elastic reinforcements. The Fast is designed in Italy by Cressi and made in Cambodia. Cressi has been an Italian brand pioneer in scuba diving, snorkeling and swimming equipment since 1946.