Features: The paddle board seats with back support provide ample support, allowing you to comfortably enjoy your aquatic activities for extended periods. The easy installation and removal process of kayak adjustable seat adds to the convenient usage, you can enjoy peace of mind due to their stability. Specifications: Material: brass hardware, braided nylon Color: black Size: Seat cushion: 28 x 39 cm/11 x 15.5 inches Backrest: 35 x 52 cm/ 14 x 20.5 inches Package includes: 2 x Padded kayak seats Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays.