-Folding design for quick setup and easy storage-Exterior PVC leather is waterproof and wear resistant-Ergonomic backrest to free you from back pain-5" thickened seat with cozy touch for comfort-Interior sponge is soft and not easy to deform-Aluminum hinges for a reliable frame and easy unfolding-Durable strap firmly fixes the folded boat seat-Could be mounted on a supporting base or placed on a platform-5" between bolt holes suitable for most support base-Easy installation with a detailed manua