Whisker City® Carbon Activated Filter, 4 CT

DESCRIPTION Got a picky drinker? When you use a Whisker City&reg carbon activated filter with its matching fountain, you're giving your cat a fresh and filtered water supply that will help them maintain healthy levels of hydration. Exclusively at PetSmart. Features: Refills for Whisker City&reg water fountains including Free Fall Fountain, Strawberry Fountain, and Stainless Steel FountainActivated carbon helps remove bad tastes and odorsDuo-density filter pad captures pet hair and debrisItem Number: 5366813Brand: Whisker City&reg Includes: 4 Count Intended Pet(s): Cats Caution: This is not a toy. Keep out of reach of children. Advice for Use: Rinse the filter cartridge before use to help remove any loose charcoal, which is harmless to your pet. Make sure to replace cartridge every 2-4 weeks.