Cushioned Bed, Chair, Floor Cushion, Seat Cushion, For Both Cold and Heat, Square, Office, Room, Bedsores, Washable, Mattress, Health Care, Cushion, Air Cushion, Ergonomic, Breathable, Square Seat, Perforated, Postpartum, Hemorrhoids, Buttocks, Tailbone, Crotch, Head, Cushion, Decompression, Nursing Supplies, Washable, Gray, 16.9 x 16.9 inches (43 x 43 cm)