Versatile: Inflatable wedge Cushions can be used as foot pads. It can be used as a ba cushion when sitting on a bed. It can be used as a support pad for the knee or foot. Lightweight and Portable: small size and light weight! You can carry it, it won't affect any of your activities, travel, beaches, vacations are great. High quality enjoyment: PVC flocking, safety using, soft and comfortable.