Firm polyurethane foam. Used to elevate the head for breathing comfort circulation and pressure relief. Also used to elevate the feet for relief of swelling. Cover has zipper closure for easy removing and washing. Doctor recommended for relief of hiatal hernia Firm polyurethane foam. Used to elevate the head for breathing comfort circulation and pressure relief. Cover has zipper closure for easy removing and washing. Size: 24 X 25 X 12 . Also used to elevate the feet for relief of swelling. Doctor recommended for relief of hiatal hernia. Color : Blue Model : 1606-5013-12BL Color : White Model : 1606-5013-12W Color : Burgundy Model : 1606-5013-12BU Color : Navy Model : 1606-5013-12N Color : Sand Model : 1606-5013-12SShipping Details: