Package includes: You will receive a thickened inflatable cushion, a 15*20cm cloth bag, which is convenient for you to sit at home, office or transportation anytime, anywhere and store it in time. Easy storage: The inflatable design is convenient for storage, it can be filled with air when in use, and the air inside can be released and folded into a small piece when not in use, which will not take up too much space. How to use: According to the needs of different parts of the user, inflate the air cushion and place it under the corresponding part, which can reduce part of the pressure and relieve the discomfort of sedentary or long-term bed rest. Function: It can effectively prevent and relieve bedsores and hemorrhoids, keep the air in the buttocks unobstructed, give the buttocks a refreshing environment and make you sit more comfortable. Applicable people: It is especially suitable for patients with low back pain, hemorrhoids, bedsores, joint pain, and disc herniation. It is also suitable for sedentary workers, sports enthusiasts, and professional athletes.