The Cyclone 4/3mm Zip Free wetsuits by DaKine feature sealed seams, flexible neoprene, and Hexo_Therm lining. A zip free design and abrasion resistant paneling complete the package. Made from 80% neoprene / 15% nylon / 5% polyester.As with all wetsuits, warranties are serviced by the manufacturer. Returns must be unused and in resalable condition.