Package Content You will receive 16 foam filters and 16 carbon filters. Enough quantity for daily use
Material The pet drinking fountain filter is made of activated carbon, PP cotton and black sponge. Pet Friendly
Function: filter for cat fountain has a high density and an activated carbon content that can effectively filter impurities. Give cats and other pets access to clean water
Product compatibility: this cat fountain is compatible with other cat water tank stainless steel filters and is suitable for 108oz/3.2L and 67oz/2L stainless steel pet water tank filters
EASY TO USE Turn the raised side up and the flat side down to install. Please rinse the filter sponge of the cat drinking fountain with water before use and let the foam filter sponge soak for 5 minutes. It is best to replace the sponge filter sponge every 2-4 weeks. Note that you need to store the filter in a dry place