Prolimit's warmest wetsuit. Featuring the T-Zip dry zipper which prevents any water entry through the zipper. Still remaining a "wet"suit the Proseries is the warmest in it's range. Ice 2 lining, Airflex Skin neoprene. The Full mesh suit will prevent the windchill effect. Double ProteX kneepads, Union Knee concept, Inner Thigh reinforcement for legstrap wear of your harness and easy entry leg openings are making this the best wetsuit.