The foam filled seat brings unparalleled comfort. High back design and contoured padded backrest provides more reliable support for your back and butt. Great for a long-term water sports. Features: Made from durable EVA foam interior and 600D oxford fabric outer. Extra thick seat and backrest foam padding supports long-term water sports. 4 adjustable front and rear straps serves for most kayaks and boats, fixing the seat in place firmly. Can be used for sit-on-top kayak, canoes, inflatable Kayaks, some SUP paddle board that have strap attachment points and other boats. Note: No Kayak. Specifications: Material: EVA + Oxford cloth Color: Black + gray Type: Seat only / Seat + bag ( optional ) Seat Size: 46 * 39 * 34 cm / 18.1 * 15.4 * 13.4 in Seat Weight: 1.15 kg / 2.5 lb Bag Weight: 300 g / 10.6 oz Package List: 1 * Seat