Mystic The One 5/3mm Zipless Mens Winter Wetsuit | Large | Black The new Mystic The One 5/3mm Zip Free Mens Winter Wetsuit combines style with comfort and flexibility.  Besides the stylish design you\'ll get Mystic\'s flexible M-Flex 2.0 neoprene, super warm Polar inner lining and all seams are GBS and covered with Waterproof stretch taping on the inside. It also comes with new and improved Mesh neoprene back panel to reduce wind chill, 4-Way stretch kneepads and a Glideskin neck construction for extra comfort. Features M-Flex 2.0 Fox Fleece GBS & Cristical Taping Zip Free