The Leg Elevator assists in stabilizing the patient's knee and lower leg while promoting better circulation. Foam strap holds foot in neutral position for proper positioning without heel pressure or leg stress. Angled for comfort, elevated support and prevents leg rotation. Carefully designed for optimum stability while in use. Medical-grade, open-cell polyurethane foam "breathes" next to patient's skin providing a comfortable cooling sensation. Hypo-allergenic, radiolucent and flame retardant foam material. Measures 21" X 11" X 8". Case of 2.