The tourmaline stone ball can be directly put into the water tank when it is used, and can be directly put into the bathtub when bathing at home. It can also be used in large-scale aquaculture plants, medium water tanks on the roof, and widely used in various domestic water machines, water purifiers, and water treatment plants
Size
Dia. 2 – 15mm (as your request)
Colors: black
Main ingredients: tourmaline, kieselgur, anti-bacteria material

Function
anti-bacterium and activation, With the character of good heat-storing, high hardness and infrared, it is widely used for human healthy, water treatment, spa and environmentally friendly

Application
1. Tourmaline ceramic ball can release 0.06mA bioelectricity in the water and breakdown bigger molecule group of water into smaller one to activate water. Eradiate more than 85%-90% FIR (far infrared ray), make water (PH value is 7.5-8.5), antibacterial and release mineral microelements.
2. Tourmaline ceramic ball will release two negative ions (hydroxyl ions and hydronium)which can turned red rust into black rust to protect the water pipe;
3. Tourmaline ceramic ball can be improved atopic dermatitis while bathing. water contains residual chlorine will stimulate the skin,tourmaline ceramic ball will stabilize the residual chlorine to be not irritating ones,then you can enjoy bathing.
4. Use of tourmaline ceramic ball, calcium, magnesium and silicon will not be attached on the inner wall of boiler,its easy to clean the boiler, and prevent attachment emerging again after using of tourmaline ceramic ball.
5. Long-term drinking water treated by tourmaline ceramic ball, we can improve the body’s resistance to harmful substances and natural cure.