- Multi-Stage Filtration: 20-stage shower filter replacement cartridges remove chlorine and heavy metals. Water passes through 20 distinct filters to deliver clean, pH-balanced water from the shower head. - Designed for Your Health: High-efficiency filtration and VC balls in the inner filter element improve water quality, reduce skin dryness and itching, and promote healthier hair. Built to care for children as well, making bath time more comfortable. - 3 Pack Replacement Cartridges: Includes 3 filter cartridges. Each cartridge capacity is 12,000 gallons of water, providing clean and odorless water and suitable for a family of four for 6-8 months. - Complete Compatibility: Universal shower filter with a standard 1/2" thread. Fits most rain shower heads, fixed shower heads, and hand showers, and can be installed in any home. - Use Scenarios: - Family with children: reduces chlorine exposure and supports gentler skin and hair. - Homes with hard or chlorinated water: improves feel and odor of daily showers. - Shared bathrooms or renters: easy cartridge replacement and broad compatibility with various shower head configurations.