Features: Thick enough for reducing the impacts of driving a kayak, which can make you more comfortable. Built in connection buckle can also allow you to ride a kayak safe when rowing. Make of Knitted fabric and foam interior, stable and waterproof laminated foam ensuring a long service life, the matching metal connecting buckles are not easy to be corroded by seawater, not easy to rust and break. Proper size fits most people of different sizes, and the matching rope can adjust the length of the rope independently, which can be adjusted to the size that suits you better. Suitable for most sit on kayaks, inflatable kayaks, elevated kayak, canoes, fishing boat, paddle board, which can offer shock proof performances. Specifications: Component: Knitted fabric and Foam Size: about 77x51x38cm/30.31x20.08x14.96inch Package Includes: 1pc Kayak Seat note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.