Helishy Gel Wheelchair Seat Cushion for Long Sitting, Extra Large & Thick Seat Cushion with Non-Slip Cover - Coccyx, Sciatica & Back Pain Relief - Wheelchair Cushions - Office Chair Car Seat Cushion

The size of gel car seat cushion is enlarged 17.2*17.2 inches, which is designed according to the principle of airflow. The double-layer honeycomb is composed of many vents, excellent breathability an...