Feature: 1. Material: The backrest is made of EVA material built in plastic reinforcement board to provide back support for extra comfort. 2. Lightweight and Durable: This kayak backrest is lightweight, heat resistant, wear resistant, and corrosion resistant. 3. Good Lumbar Support: Provide good lumbar support for people sitting on the kayak, reducing back pressure. 4. Easy to Install and Remove: The cushion pad is easy to install and remove. The buckle of the belt is fixed on the fixed point of the kayak, and then adjusted appropriately. 5. Widely Used: This kayak back rest is suitable for kayaks, canoes, fishing boats, rafting boats, and closed deck kayaks. Specification: Item Type: Kayak Backrest Material: EVA Product Color: Black Length: Approx. 40.5cm / 15.9in Width: Approx. 16.1cm / 6.3in Product Weight: Approx. 234g / 8.3oz . Package List: 1 x Backrest Note: 1. Please allow 1‑2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.