Inflatable Leg Raiser Cushion The ergonomically-designed Inflatable Leg Raiser can help to provide support to swollen legs and stimulate circulation; it is ideal for use in a bed or flat surface. Designed to support swollen legs and stimulate circulation; it is ideal for use in a bed or flat surface. Ergonomically-designed shape Ideal for use in bed or flat surfaces Supports swollen legs and can help to improve circulation.