GREAT DONUT PILLOW CUSHION FOR DAILY USE with molded high density polyurethane foam provides comfort, support and pressure relief. Donut design and foam material make this pillow ideal for lower back pain, preventing pressure sores, relieve hemorrhoid pain, sitting fatigue and after childbirth discomfort MUTI-USE COMFORT RING DONUT CUSHION with full fabric cover make it attractive, discrete and comfortable to use on any seating surface … from chair, to car to plane CHOOSE THE SIZE from 15” Width, 16” Width or 18” Width - in Blue or Plaid WASHABLE, REMOVABLE COVER is made of polyesteR easy to remove and washable DIMENSIONS: 16"w x 12.5”d x 2.75”h