Everyone hates throwing on an ice-cold jacket when they don't get the first ride of the day. Ronix solved that problem with their "Cat Guard" technology on the One Impact wakeboard vest. By using this unique water-shedding construction, the One Impact vest keeps you from having to put on a freezing cold, sopping wet jacket before hopping in the water. Easy front zip closure. Polyurethane material. Battery operated rib hugger is complete with LED blinking lights running up and down the zipper. Men's sizes: S(31"-34"), M(34"-37"), L(37"-40"), XL(40"-43").