*Purifies Shower Water - removes chlorine and fluoride, heavy metals, bacteria. reduces dry itchy skin, dandruff, eczema, and dramatically improves the condition of your skin, hair and nails.*15-Stages Filtration - the perfect combination of KDF 55, calcium sulphite, activated carbon, medicinal stone and other filter materials provides the best water purification effect.*High Efficient & Rapid Adsorption - fast filtration and adsorption of impurities and harmful ions. the cross-sectional area is large and does not affect the water pressure.*Easy Install & Replace - universal connections work with shower types. no tools required; easy to assemble and replaceable.*Comes with 2 filter cartridges. We recommend changing the filter cartridges every 3-6 months.