Nispira 24-Packs Cat Water Fountain Sqaure Replacement Filter Compatible with PetSafe Premier, Outlast Pumpless, Ion X & Viva Triple Filtration Activated Carbon Filters for Cleaner Fresher Water

["Nispira cat water fountain filters feature a 3 layer filtration system with filter cotton non woven fabric and activated carbon to help reduce impurities hair and unwanted particles from water","Activated carbon helps reduce odors and improves water taste making it more appealing for cats and encouraging better daily hydration","Designed to fit PetSafe Ion X Viva Premier and Outlast pumpless cat water fountains Please confirm size and model before purchase","Includes 24 replacement filters ideal for extended use helping reduce frequent replacements and offering a cost effective solution for multi cat homes","Simply rinse under running water for 30 seconds before use Replace every 3 to 4 weeks depending on usage and water condition for best performance","Each filter measures approximately 2.5 x 2.5 x 0.1 inches designed for a secure fit in compatible PetSafe water fountains while allowing smooth water flow without blocking circulation"]