Description: Inflatable Hypoallergenic Seat Cushion Backrest Pillow, Hemorrhoid Bedsore Back Stiffness Tailbone Pains Relief. Used to relieve pain from long sitting, hemorrhoids, bed sores, back stiffness, coccyx, pregnancy, child birth, perineal pain, pelvic floor pain, anal surgery, prostatitis, etc.. The trapezoid shape, fit to most regular chair, car seat, wheelchair, back support, help relieve pelvic, perineal, and anal pain. Soft & durable material, cushioning, resisting leaks, machine washable. Holds weight up to 150kg (330 lbs). Comes with air pump, easy inflation. Size: 45x37cm / 18x14.6 inch Package Includes: 1 Piece Cushion