Package contents 1 inflatable seat cushion with backrest Key benefits — why you need this Adds stable, cushioned seating to kayaks and paddleboards for longer, more comfortable outings. Protects your body from hard, wet surfaces while improving posture and reducing fatigue. Inflatable design lets you add support when needed and remove it for storage or transport. What makes it stand out Specifically designed for use on surfboards and kayaks — compatible with common flat seating areas. Durable PVC construction and reinforced seams resist stretching and abrasion from regular watersport use. Lightweight, removable and easy to install — suitable for both beginners and experienced paddlers. Features and performance Material: rugged PVC with elastic properties for comfortable support and reliable shape retention. Construction: reinforced seams built to withstand the stresses of watersports and repeated inflation/deflation. Function: inflatable seat cushion with integrated backrest for improved comfort and lumbar support. Dimensions Backrest: 17.72 x 15.75 (units as shown) Seat cushion: 15.75 x 17.72 x 4.33 (units as shown) Designed to provide sufficient support for comfortable sitting during water activities. Installation and use Quick to install and remove — inflate, position on the board or kayak, and deflate for compact storage. Suitable for a range of watercraft seating surfaces; easy to add to existing setups without permanent modifications. Practical use scenarios Day paddling on a sit-on-top kayak: adds lumbar support for longer trips and reduces lower-back strain. Recreational stand-up paddleboarding sessions: provides a comfortable seat for breaks or fishing from a board. Surf or leisure outings: offers a cushioned spot for resting or photography without changing your board. Materials and care Made from PVC with robust seams; rinse with fresh water after use and dry before storing to prolong lifespan. Inspect seams and surface before each use and avoid contact with sharp objects. Suitable users Works well for both beginners needing extra comfort and experienced watersport users seeking portable support.