【Honeycomb Gel Core】— The memory foam seat cushion for office chair comes with a cool honeycomb gel layer that makes it more breathable and comfortable, effectively preventing heat accumulation after prolonged sitting. While it also disperses pressure on the hips and thighs, helping to reduce lower back pain, numbness and sciatica. 【Comfortable Cushioning for Pain Relief】— Our Car Seat Cushions are ergonomically designed to perfectly fit the curve of the hip! The U-shaped design of the tail has the effect of cushioning pressure and effectively alleviating tailbone/coccyx pain caused by prolonged sitting/driving. Office chairs,trucks,plane,wheelchairs,floor or bench can also be used! 【Improve Driving Vision】— The seat cushion is suitable for people of different weights, and has better support. The 3-inch cushion can increase the seat height, broaden the driving view, comfortably relax the hands and feet, and adjust the sitting posture. 【Non-slip bottom, Removable Cover】— This cushion with non-slip bottom, breathable protective inner sleeve, removable cover. Cushion does not shift, easy to clean. 【Durable, Good Gift】— The cushion is made of high-quality durable memory foam, does not deform, and can be used for a long time. As a practical gift, it is perfect for your family, friends, colleagues, etc.Birthday, Mother 's Day, Father's Day, Christmas gift. 【Honeycomb Gel Core】— The memory foam car seat cushion for office chair comes with a cool honeycomb gel layer that makes it more breathable and comfortable, effectively preventing heat accumulation after prolonged sitting. While it also disperses pressure on the hips and thighs, helping to reduce lower back pain, numbness and sciatica.