BUNGEE SEALED SKIRT: The Jack is a bungee sealed kayak spray skirt that is perfect for all levels of paddlers offering sized tunnels for a personal fit. The Jack employs a superstretch 4mm neoprene deck and a bungee seal that fits easily and comfortably on a variety of cockpit sizes. The Jack is a perfect skirt for all levels of paddlers. STANDARD FRONT PULL LOOP: Standard front pull loop for easy entry and exits. INCREASED SEAL PROTECTION: A neoprene flange with urethane print on the underside increases the seal against your boat to prevent implosions. SUPERSTRETCH NEOPRENE: 2mm superstretch neoprene tunnel for low-profile under PFD and 4mm diamond-grid neoprene deck with nylon grab loop for easy exits. SIZE CHART: See size chart for cockpit and tunnel sizing.