Designed with the ice fisherman in mind, AFTCO introduces the number one waterproof outerwear system, the Hydronaut, in an insulated version. Same amazing features that everyone loves in the original Hydronaut jacket. 2 layer 100% Nylon shell has 30k waterproof rating and is lined with 100% polyester. Add on a synthetic 140 gsm fill batting to add extra warmth and be warm and comfortable in any cold temperature. The double cuff stops extra water from penetrating up the sleeve and the speedvent hood ensure the security of the hood when running down the lake at highspeeds. Pouch and zippered pockets on the front and the pockets are brushed tricot handwarmers.