MULTI-STAGE FILTRATION: Beyond the traditional single PP cotton filter element, there are PP cottons, calcium sulfite balls, multiple ion balls, activated carbon for higher level of filtration and purification. > SAY NO TO DRY HAIR AND SKIN: The new high-quality professional filter can effectively remove chlorine, heavy metals such as lead, mercury, nickel, chromium, bacteria, pesticides, and inhibit the growth of scale, algae, fungus and mold to restore the condition hair, skin and nails of their essential nutrients. CONSTANT WATER PRESSURE: Our high performance water filter will not reduce the existing water pressure but will improve the flushing effect. Depending on water quality and frequency of use, the shower filter should be replaced after 4-8 months of use or after 10,000-12,000 gallons of water. WIDE COMPATIBILITY : The shower filter has universal 1/2 inch connections that easily and securely connect to a standard fixed, overhead, hand held or combo shower head etc. EASY TO INSTALL: Unscrew and tighten. No complex tools are needed at all: just open the shower filter housing, remove the old and replace the new filter, and make sure the washer is located in the slot at the inside the filter to prevent leaks.