PetSafe Drinkwell 360 Premium Carbon Filters, Dog and Cat Water Fountain Filters, 12 Pack

FRESH WATER: Activated carbon water filter made from coconut shells removes bad tastes and odors from water, keeping it fresh; change every 2-4 weeks to maintain water freshness 50% MORE CARBON: PetSafe Drinkwell branded filters contain 50% more carbon than generic brands for better and longer-lasting filtration EXPERIENCE: PetSafe brand has been an industry leading US manufacturer of pet behavior, containment and lifestyle products since 1991, helping millions of people and pets each year