Nanxiang have many kinds of ceramic ball for your optional , and also can use mixed.

Features: 1) Size: dia. 2 - 15mm (as your request)2) Colors: black3) Main ingredients: tourmaline, kieselgur, anti-bacteria material4) Function: anti-bacterium and activation5) With the character of good heat-storing, high hardness and infrared, it is widelyused for human healthy, water treatment, spa and environmentally friendlyAdvantages: 1) Tourmaline powder can persistently release negative ions, emit far infrared ray.Hence, it can purify air, accelerate the micro-circulation of the body, adjustthe balance of the body, resist bacterium and diminish inflammation, resist fatigue,soothe the nerves and quiet breath, and build up body health2) Utilize these products to remake into various environmental protection commodities,such as sofa, chair pad, bedding, clothing ornament and filter medium 3) After tourmaline negative ion powder is made into ceramic ball and ceramic brick,itcan activate, purify and mineralized tap water, treat utensils, use in shower equipment,plunge bath and swimming pool. Put it in icebox, it can restrain bacteria and eliminate odor to keep foodstuff fresh. Our tourmaline ceramic ball is applied for various types of water purifiers, drinking water dispensers and water supply systems and equipment.

Attention: Should wash with clean water for two times before treating water.

Application: For various types of water purifier, drinking water dispenser and water supply system and equipments, agriculture and industry, etc.

Instruction For Use:Should wash with clean water for two times in the first, then can be directly used for treating drinking water Note: the highest using temperature is at 950 C  

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