Replacement Cartridge for ClearlyC Shower Filter ET2705-2 PURIFIES SHOWER WATER - Effectively removes chlorine by up to 99% as well as harmful chemicals, heavy metals, minerals and impurities. PROTECTS YOUR SKIN AND HAIR - Eliminates the drying effects of chlorine promoting your skin and hair to become softer, healthier, and more youthful. EASY TO REPLACE - No special tools are required!Simply unscrew existing shower filter casing, and swap out old filter cartridge with the new one. MONEY BACK GUARANTEE - FREE 45 DAY MONEY BACK GUARANTEE, No-questions-asked!