... tourmaline, kieselgur, anti-bacteria material4) Function: anti-bacterium and activation5) With the character of good heat-storing, high ... ,such as sofa, chair pad, bedding, clothing ornament and filter medium 3) After tourmaline negative ion powder is made ... of water purifier, drinking water dispenser and water supply system and equipments, agriculture and industry, etc. Instruction For Use:Should ...