The bluestone adjustable leg wedge support cushion features a contoured memory foam layer so you can sleep comfortably on your back. The unique design eases pressure on your back to improve circulation and relieve lower back and leg pain. Includes two removable wedge inserts that allow you to raise or lower the height to find the support that is right for you. A zippered white terry fabric cover is easily removable and machine washable. Features Zippered machine washable White terry fabric coverSpecifications Color: White Material: 65% Poly 35% Cotton & Terry Cloth Fabric Cover Dimension: 24 x 16.5 x 9 in. Weight: 2 lbs - SKU: TRDMR49404