Safe Material: The pet fountain filter sponge is made of sponge material and will not impact the health of your pet, so you can use it without concern.
High Density: Helps to filter hair and prevent food residues from entering the pump.
Clean and flowing water supply will appeal to your pet, and having enough drinking water will keep your pet healthy.
Friendly Tips: Please soak the cat water fountain foam filter in water for 3-4 minutes before using it, and then thoroughly rinse it under running water. It is recommended that the filter sponge be changed every 2-4 weeks to ensure the safety of your pet's drinking water.