【Enhanced Comfort】 Our boat seat features thick seat and back cushions designed to perfectly fit your body curve, providing excellent support and helping to alleviate back pain. 【High-Quality Materials】 Made with weather-resistant and waterproof PVC material, this boat seat is durable and can withstand the elements. The tight stitching and abrasion resistance ensure long-lasting use. 【Superior Durability and Stability】The heavy-duty rust-proof aluminum alloy hinges and stable injection-molded plastic frame provide excellent durability and stability. This seat can stand up to the shock of great waves. 【Convenient Folding Design】The aluminum hinge design allows for easy folding and storage. Simply flip up the backrest for a comfortable seat, and fold it down to save space when not in use. 【Easy Installation】Detailed illustrated instructions are included for quick and easy assembly. The 5" x 5" bolt hole pattern allows for easy mounting to any standard 4-bolt swivel.