【Designed for sedentary people】If you spend a lot of your day sitting in a chair（Best for Adults 150 - 220 lbs) , then our cushions are designed for you to sit comfortably so you can concentrate on your own business! 【Certified Safe Materials】The inner core is made of high-density comfort memory foam, the bottom of the cushion has a non-slip design, with removable and breathable black mesh cloth materials . Has been tested by Professional safety testing organizations. In providing a comfortable feeling of sitting while also reducing the damage caused by sedentary. 【Pain Relief】Designed with an ergonomic "W" shape, Ergonomically designed seat cushion provides support and comfort while reducing pressure on the lower back, waist, hips and improving your posture. 【Memory Foam Seat Cushion】The chair cushion is made of quality durable memory foam for superior comfort. The chair pad's premium memory foam is slow rebounding, always regaining its shape after each use. 【Suitable for any chair】Fits most car seats in the market,use it as a car seat cushion, desk chair cushion, sciatica pain relief cushion, gaming chair cushion, or chair cushion for back pain. Measuring just 17" (43cm) x 14" (36cm) x 2" (2cm), you can take it anywhere.