Contour Products Kneez Up Leg Wedge Back Pain Foam Support CushionConvenient under the knee cushion designed for support and positioning. Raises knees for comfort, aids circulation or use after injury or surgery Soothe sore and achy knees, relax tired legs and help reduce back strain with this simple positioning leg wedge. Medical experts agree that sleeping with your knees elevated will help improve circulation to your lower extremities! This easy to use wedge is also great for recovery from knee surgery. Simply position the cushion below knees and relax! Features: Helps reduce pressure on the lower back by allowing the lumbar curve to flatten out Designed for the treatment of varicose veins and phlebitis Elevates knees to a 30 degree angle so joints and muscles can relax, rest and rejuvenate Helps increase blood flow to the lower extremities Removable cover is machine washable Constructed of medical grade foam and covered with a soft velour cover Cover is zippered, removable and machine washable Measures 16.5" x 10" x 7.5" (42cm x 25cm x 19cm) Includes:1 x Contour Products Kneez Up Leg Wedge Back Pain Foam Support Cushion