SpecificationProduct name: Flocking buttocks padColor: grayProduct size: 45*39*11cm17.71*15.35*4.33inch, inner diameter: 19.5*16cm7.67*6.29inchMaterial: flocked PVCTip: Before inflating, please pull the fabric at the air nozzle so that there is enough space between the air nozzle and the fabric for air to enter.Note: Due to the characteristics of inflatable products, it is necessary to replenish the air (Suggestion: 3-5 days to replenish once )Inflation method:Method 1: Simple inflation with the mouth, the inflation time is about 12S.Method 2: Inflation with an inflatable pump, the inflation time is about 7S (not including the inflatable pump).Product Adjustable: reduces pain and discomfort when you are sitting or infected with diseases such as hemorrhoids, coccygeal disease and bed sores. The inflatable orthopedic cushion allows you to choose the right firmness for you by flexibly adjusting the amount of air.Reduces pressure: If used in a chair, it can relieve pressure on the coccyx, help correct poor sitting posture and prevent bed sores. If used as a back support pad, it helps relieve pressure on the sacrococcygeal and lower back. It is also good for other parts of the body, neck, arms, thighs and ankles, if needed.Easy to carry: better hip support when sitting in a chair,] it helps a lot when you sit down at home, in the car or in the office. After deflating, the product can be folded and stored, making it the perfect companion for business trips and travel.Comfortable, lightweight seat cushion: measuring approximately 17.71*15.35*4.33inch, it is perfect for most chairs. The inner oval hollow, 7.67*6.29inch, nicely forms a breathable area that evenly supports the top of the legs and provides pressure relief in the middle.Applicable people: Orthopedic seat cushion is suitable for those who suffer from hemorrhoids, sciatic nerve, those who suffer from gestational coccyx, for any chair, truck seat, wheelchair, car seat, airplane, you can use it at home, on vacation, at work, in the car, office or on the plane.Product List.1 * Flocked buttock pad