1.Material: Nylon PVC; Specifications and models: 45cm×45cm; Each medical cushion can withstand 85Kg. 2. Uses: According to the needs of different parts of the patient, the air cushion is inflated and placed under the corresponding part to transfer the pressure of the part, reduce the pain of the patient, and meet the treatment requirements of the doctor; Scope of use: square cushion, anti-decubitus, breathable, widely used in computer chairs, wheelchairs and sedentary people; Equipped with an inflatable ball, no need to blow it yourself; How to use: Inflatable can be inflated with an inflatable ball; 3. The inflatable tube is connected with the air valve, and the safety pad on the top of the inner side can be inflated and deflated.