[High quality material] If you find sitting uncomfortable due to hemorrhoids, tailbone pain, an accident or post surgery then you don't have to suffer any longer. [MULTIFUNCTIONAL CUSHION]-Reduces pressure on pelvic, coccyx, lower back, and perineum. Relieves pain from hemorrhoids, pressure ulcers, pregnancy, child birth, and lower back pain. Promotes good posture and healthy weight distribution for hours of comfortable sitting. [UNIQUE SQUARE DESIGN]-widening, thickening,will contour to the body's shape to provide optimal comfort, Will not flatten out with prolonged use. Will not deflate like inflatable donut cushions. [BE USED EVERYWHERE]- It works everywhere with a seat, such as, the, plane, bus, car, wheelchair, office chair or home. take it along to wherever needed.