Filters for Catit Design Senses Fountains and Catit Flower Fountains, 6 Count - Walmart.com
Catit Senses 2.0 Water Softening Filter, Pack of 2 | Petco
12-Pack Pet Water Fountain Filter Replacement for Catit Fresh & Clear Stainless Steel Top Cat Water Drinking Fountain - Compatible with Catit Water Fountain Filter - UpStart Components Brand - Walmart.com