Description: Zeolite: Quit smoking and chlorine, chlorine and other heavy metal impurities and make water smell and health. soft. Calcium nitrite: not only adsorbed organic compounds, toxic metal ions and harmful bacteria and viruses in the water have strong absorption, especially because the effect of dechlorination is more pronounced. Activated carbon: to; from chlorine, odor and a variety of of toxic and hazardous substances in water, it has bactericidal antibacterial function, can reduce weakly alkaline alkaline water. Please note: | 1. Blackwater started to leaking is normal, it is possible to activate the water for about 5-10 seconds. 2. Avoid prolonged use in hot water, it is better to use it in hot water. 50 degrees Celsius. Package includes: 6 pieces of water filter; tap water