The 18" Wheelchair Gel Seat Cushion delivers superior comfort and pressure relief for wheelchair users, the elderly, or those recovering from surgery. Its gel-filled core evenly distributes weight, reducing pressure sores and promoting spinal alignment. The orthopaedic design supports posture while the breathable, washable cover keeps you cool and hygienic. Featuring a non-slip base, it stays secure in wheelchairs, armchairs, or office chairs. Lightweight and portable.