Description_x005F_x000D_This item is a pair of self-heating pad designed for your wrist, which is made up of permanent magnets, nano-functional ceramic powder and a special heat sensitive materials. It can effectively improve blood circulation, promote metabolism, and clear the meridians, immunity._x005F_x000D_Features_x005F_x000D_- Color: mainly black._x005F_x000D_- Material: Tourmaline, nylon, spandex._x005F_x000D_- Size: 28 * 7cm._x005F_x000D_- Made up of permanent magnets, the bio-composite heat-chip._x005F_x000D_- Nano-functional ceramic powder and a special heat sensitive materials._x005F_x000D_- With dual thermoelectric and piezoelectric effect._x005F_x000D_- Forms a resonant magnetic field resonates with the human body._x005F_x000D_- Can effectively improve blood circulation, promote metabolism, and clear the meridians, immunity._x005F_x000D_- Applicable to bone hyperplasia, wrist pain, joint pain and other symptoms of hyperthermia therapy._x005F_x000D_- With elastic Hook & Loop belt, safe comfortable to wear._x005F_x000D_- Note: If the body part appears redness, fever, hyperthermia, it is a normal phenomenon.Packing list: 1 * Pair of Magnetic Therapy Thermal Self-heating Wrist Pad Belt Wrist Support Brace Protector (Black)