VEVOR Boat Seat, 18.9" Low Back Boat Seat, Folding Boat Chair with Amazon.com : VEVOR Boat Seat, 18.9" Low Back Boat Seat, Folding Boat VEVOR Boat Seat High Low Back Folding Fishing Boat Seat Chair Sponge Amazon.com : VEVOR Boat Seat, 18.9" Low Back Boat Seat, Folding Boat. Product Features Humanized Low Back Design Experience maximum comfort with our 18. 9 inch low back boat seat. The ergonomic shape of our fishing boat seat ensures you stay comfortable even during long hours on the water, relieving pressure on your head, neck, waist, spine, and legs. Whether on a fishing boat, sightseeing boat, speed boat, or canoe, the boat seat without arms provides freedom of movement for activities like fishing, allowing you to cast your line effortlessly. Waterproof Thick Cushion Our folding boat seat features a waterproof and wear resistant PVC exterior paired with high elastic sponge filling. Expertly stitched for durability, it provides excellent waterproof, UV resistance, wear resistance, and tear resistance. You can enjoy comfort and relaxation in marine and outdoor environments, even during extended periods of sitting. Collapsible Rust Proof Hinge The heavy yet flexible rust proof hinge allows for easy folding of the backrest. When not in use, the seat for boat securely stays folded, ensuring hassle free folding and storage without taking up excessive room. Easy Installation Install the boat chair is a breeze with a 5" x 5" boat pattern swivel or pedestal. We provide mounting screws and washers, making it quick and convenient to attach to most boat patterns. Please note that boat pedestals and boat swivels are not included. Heavy Duty PP Frame The pontoon boat seat is constructed with a high toughness PP frame, providing stable and robust support. You can rely on its durability and strength, ensuring it won't break, deform, or bend easily. This waterproof boat seat is rust proof for long lasting performance even in harsh conditions.