Icare Lumbar Rolls support the natural curvature of the spinal cord relieving fatigue, pressure, and pain. These cushions also support correct posture, neck and back alignment when seated. The lightweight cushions are made of high-density ActiveX Lite that retains its shape after use. Enhances correct posture, supports natural curvature of the spine. Zip off washable cover. Available in a full Roll or half roll.