Pleasurepedic™ cushions allow you to sit comfortably for hours! Memory foam pillows contour to body and spine for maximum comfort and support. Relieves pressure on spine and tailbone; soothes your aching back. Ideal for car, home and office. Zippered terry cloth covers remove to wash. Seat cushion measures 17" x 14" x 3 1/4". Only Seat Cushion is still available.