It is a next generation tubular product fitted on a 3-dimensional computer controlled looms that provide support and warmth to the knee joints.It is also useful in providing relief in old age due to the problems like arthritis or any injury that may result in severe pain.The bi layered nylon material on the outside ensures excellent aesthetics, color fastness, and long life.The two layered device ensures healing at a faster rate, and retains the body heat effectively.The packet contains one device. Comes in medium size(3.5''-4'').The four way stretchable fabric gives you enhanced comfort and effective compression.