high performance:The advanced 12-stage filtration ensures the removal of chlorine, odors, insecticides, control of keratin accumulation and the addition of beneficial minerals to the water to improve the pH value and promote skin and nail health.unique:Exclusive precipitation filter, redox media, calcium sulfide, activated carbon and a patented mixture of mineral balls, provide maximum filtration performance in hot and cold water, and immediately achieve a more balanced PH value.Surprised! By reducing dryness, itching, dandruff and other discomforts, it quickly improves the condition of your skin, hair and nails, leaving you radiant.practical: Installation can be completed in a few minutes, just unscrew the existing shower filter and insert the new filter. -No tools required.exclusive:Provides long-term protection against chlorine and other impurities for up to 6 months, while helping to balance pH and minerals.