1 Pair Black Tourmaline Self-Heating Wrist Brace Bands - Arthritis Pain Relief, Magnetic Therapy

Color: black.- Material: Tourmaline, nylon, spandex.- Size: About 30 x 6cm. or 11.81 inches x 2.362 inches- Made up of permanent magnets, the bio-composite heat-chip.- Nano-functional ceramic powder and a special heat sensitive materials.- With dual thermoelectric and piezoelectric effect.- Forms a resonant magnetic field resonates with the human body.- Can effectively improve blood circulation, promote metabolism, and clear the meridians, enhance immunity.- Applicable to bone hyperplasia, wrist pain, joint pain and other symptoms of hyperthermia therapy.- With elastic belt, safe & comfortable to wear.