😻【Compatible】The cat water fountain filters Compatible with 2.0L/67oz round stainless steel pet fountain.
😻【Pack】Package includes 4 pack cat fountain replacement filters.
😻【Filter】Each cat water fountain filters contains cotton layer, activated carbon, and ion exchange resin.Filter hair and residue,remove odors and soften water, getting better water tasting.
😻【Use】Soak the pet water fountain replacement filter in water for two minutes before using it for the first time.
😻【Frequency】According to your pets drinking frequency and the number of pets using the cat fountain, please replace the filter every 2 to 4 weeks.