With the Seals Nylon Cockpit Cover, keep the weather, bugs and debris out of your kayak whether its on the roof of your car or stored in your backyard. Made with Medium-weight coated nylon packcloth that is durable and will keep water out. A tether hook keeps the cover attached to your boat while driving or in high winds. Adjustable bungee cord rim attachment keeps the cover from falling off or collapsing due to water weight. Double-stitched seams for durability. Available in Stock Cockpit Sizes: 1.2 thru 7.0. Use the Seals database to determine the size of your kayaks cockpit. http://www.sealsskirts.com/sizing/sizing.php