24Pcs Cat Water Fountain Filters Set Activated Carbon Filter& Black Foam Sponge Replacement Filters for Pet Water Fountain Filters

3-Laryer Protection: Each pet fountain filter is composed of a Nonwoven fabric , activated carbon, and an ion exchange resin.

Efficient Performance：Double effect purification can filter fur and residue, absorb odors and soften water.   Help you to get fresh water to encourage pets to drink more and stay healthy.

The First Time Use::To prevent the activated carbon dust from shedding into water, please soak the filter in water for 2 minutes then rinse thoroughly under running water before using.

Frequency Of Replacement：1 to 2 weeks in summer and 2 to 4 weeks in winter.  If multiple cats are using the fountain, more frequent replacement will be necessary.

Product Size: Filters: 2.92*1.66*0.39in Sponge: 2.99*2.28*0.39in

Package included:12 x Filters+12 x Sponge

Please allow 1‑2in error due to manual measurement. Thanks for your understanding.

Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.