Air cushion for preventing bedsores and sleeping pain. It can be used in many areas depending on the conditions and usage of the head, knees, heels, and tailbone. The hole on the cushion disperses body pressure and can be used even with a weight of 220.5 lbs (100 kg); It can also be used as a support when folding and transforming positions. Size: Approx. 23.6 x 35.4 x 2.8 inches (60 x 90 x 7 cm); Towel cloth cover, pump included; Cover: 100% cotton; Filling: vinyl chloride; Color/light green.