Every Sip is Clean and Fresh: 4 layers of filter system (high density cotton, Ion exchange resin, coconut shell activated carbon), keeping water cycling and being filtered
Compatible Fountain: The cat water fountain filters are compatible with FEELNEEDY cat water fountain FN-W08L, FN-W06
What's in the Box: Include 6 packs of replacement filters and 6 packs of replacement pump filter sponge
Frequency of Replacement: It is recommended to replace the filter every 2 to 4 weeks
Using Tips: Soak the filter for 5 minutes and thoroughly rinse it before use