PetSafe Drinkwell Replacement Carbon Filters, 11 count. NIB

These filters are designed to fit perfectly in PetSafe Drinkwell Pet Fountains (sold separately). • Each filter features 50% more carbon than generic brands for superior and longer-lasting filtration. • Made with activated carbon from coconut shells to remove bad taste and odors from the water. • The filters are easy to replace and should be changed every 2-4 weeks for optimum freshness. • Regular filter changes reduce wear and tear on the water pump, prolonging its useful life. Eleven Filters!