Features: This oversized seat cushion is designed to relieve pressure on the coccyx and buttocks, using high-quality memory foam to effectively support your body. Whether in office, car or home, sitting for a long time will feel comfortable, helping you improve your sitting posture and reduce fatigue. The seat cushion is crafted from memory cotton, which can automatically adjust its shape according to the body curves and provide support. It not only effectively disperses stress, but also enhances comfort, suitable for people of all body type. Especially suitable for people who work for a long time or have hemorrhoid problems, it can effectively alleviates the discomfort caused by long-term sitting posture. Whether at work , this seat cushion can provide additional support to help you maintain a healthy sitting posture. This cushion is suitable for various occasions such as office chairs and car seat, perfectly meeting daily needs of family. Its light weight design allows you to easily carry and use it in different place, and replace it as needed at any time. The seat cushion is equipped with a removable outer cover for easy daily cleaning and maintenance. Ensure that your seat cushion is always keep clean and hygienic, extending its lifespans and maintaining a good user experience. Specifications: Component: Memory Foam Size:Approx.460mm/18.1''x430mm/16.9''x120mm/4.7'' Color:Gray,Light Gray Package Includes: 1Piece Seat Cushion note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.