Magnetic therapy knee pad is woven of magnetic fiber, far infrared fiber and rubber line, and is enchased 28 pcs of permanent magnets according to the points of knee. It can directly act on the channels and collaterals of the knee through far infrared and magnetic field, improve microcirculation of the knee, strengthen regeneration ability of cell tissues. It also has good health and the role of adjuvant therapy for arthritis,hydrarthrosis,spur,hyperosteogeny,tenosynovitis,vasculitis, varicose veins ,wrench, the pain and inconvenient caused by rheumatism and rheumatoid disease.