1.This product: Removes residual chlorine to prevent dryness and itching for a better bathing experience. It provides skin protection, prevents dry skin and is suitable for sensitive skin. It is for the delicate skin of toddlers and babies. 2.Filter heavy metals. The filtered water retains the minerals and trace elements needed by the human body, such as calcium, magnesium, zinc, potassium, iron ions, etc. 3.Multifunctional filter particles, including stainless steel mesh layer, PP cotton, alkaline ball, KDF55, ceramic ball, coconut shell activated carbon, calcium sulfite, magnetic energy ball, medical stone ball, negative potential ceramic ball, medical stone, vitamin C ball, antibacterial ball, PP cotton, stainless steel mesh layer. 4.Constant water pressure: Our performance inline water filter will not reduce the existing water pressure, improving flushing effect. Depending on water quality and frequency of use, it needs to be replaced every 4 6 months. But if you have a lot of sediment, you may need to backwash more often to avoid a reduction in water flow.