10-IN-1 FLIP PILLOW™ instantly adjusts to almost any position. Unique hinged design lets you customize support for upper body, legs, back and knees. Use as a sleeping pillow or as an elevated wedge; place under legs or knees to ease tight muscles or reduce swelling. Built-in headrest supports you while reading and watching TV. Cotton/polyester blend with poly fill. Pillow cases are machine washable. NEW - King Size Flip Pillow™ and pillow cases also available.