... ISO9001 3.Tourmaline/Self-heating/Magnetic therapy/Fir heating Magnetic elastic knee support/PadsMain materials: 1 Tourmaline 2 Biological magnet ... :Bone hyperplasia, knee arthritis, rheumatoid arthritis, joint sprains,contusions,soft tissue damage,congestion,swelling,leg varicose veins,thigh muscle pain ... damaged were banned to use. 2, acute injury of soft, please 24 hours after use. 3 the body with ...