Sprite HHC-4 Handheld Replacement Shower Filter Cartridge, 4-Pack, Blue You will receive 4 filters! The Sprite Industries HHC-4 Hand Held Replacement Shower Filter Cartridge is designed to enhance your shower experience by removing impurities. Here are the key details about this replacement cartridge: Removes Chlorine, Dirt, and Odors: The HHC-4 cartridge effectively filters out chlorine, dirt, and other impurities from your shower water. NSF Certified: It meets the standards set by the National Sanitation Foundation (NSF), ensuring reliable performance. Filter Duration: Each cartridge is rated for 3 months or up to 5,000 gallons, whichever comes first. Compatibility: It works with Sprite?s Filtered Hand-Held units, Filtered Extension Arms, and The Baby Shower.