Keep your cat's water clean and fresh with this OYESauto Cat Water Fountain Filter. The filter uses multiple layers of activated carbon, cotton, and resin to remove impurities and bad odors from the water, ensuring your pet always has clean and tasty water to drink. The filter is compatible with OYESauto pet water fountains and is easy to install and replace.

With NSF external testing certification, you can trust the quality and effectiveness of this filter. The product dimensions are 2.4 inches in diameter and 4.1 inches in width and height, making it a perfect fit for your cat water fountain. Get this 4-pack of OYESauto Cat Water Fountain Filters today to ensure your pet's water is always clean and fresh.