The CYLEN Home Office Seat Cushion is a Comfort Memory Foam Chair Cushion designed to provide support and comfort for long hours of sitting. Made of memory foam material, this solid black cushion features a modern style and is sized at 420mm length, 340mm width, and 83mm height. The cool design and orthopedic support make it ideal for improving posture and reducing discomfort during work or study sessions. With its high-quality construction and brand reputation, the CYLEN Home Office Seat Cushion is a practical and stylish addition to any workspace. ONLY SAT ON ONCE