General description This Memory Foam Wedge Car Seat Cushion is designed for comfort and support during long drives. With a thinner front to alleviate pressure on the legs and a thicker back for buttock support, it also serves as a lumbar cushion to fill the gap between the lumbar area and the seat back, helping to relieve back pain. Technical specifications Thickness: 3 inches Material: High-quality slow rebound memory foam Cover material: Upgraded 3D mesh fabric Installation Place the cushion on the car seat. Use the two plastic tabs to secure the cushion between the backrest and the seat. The non-slip base ensures the cushion stays in place during use. Usage Ideal for drivers who spend long hours in their vehicles. Can be used as a lumbar cushion to enhance back support. Suitable for short individuals to improve their driving position and vision angle. Other information Removable and machine washable cover for easy cleaning. To clean, remove the inner core and wash the cover in a washing machine.