Size of the single filter: the outer diameter is 5 inches, the inner diameter is 1.4 inches. Perfect for Parner cat water fountain from "B082B4BDXB".
8 packs in one set: If you buy this product that deserves such high quality, you will receive 8 filters for animal fountain.
Dual action filter: catch impurities and odours, hair and dirt that make water in the fountain fresh and tastier.
Easy to use: rinse the filter with water before use and replace it every 2 to 4 weeks to keep the water fresh.
Note: Please rinse the replacement filter thoroughly with water before use.