Perfect Match: This cat fountain foam filter is specifically developed for the SMA-800 water pump; it firmly wraps around the water pump and is compatible with the majority of stainless steel cat water fountain.
Packaging Method: 4 pack pre-filter sponges. To prevent the cat drink fountain filter sponge from sticking together and make them easier to take out, our products are packaged in environmentally friendly cardboard boxes.
Product Size: The outer diameter of cat fountain sponge filter is 2.99'' x 2.99'' x 1'' and has an incredibly high density, which helps to filter hair and prevent food residues from entering the pump. A clean and flowing water supply will appeal to your pet, and having enough drinking water will keep your pet healthy.
Safe Material: The pet fountain filter sponge is constructed of environmentally clean and healthy sponge material that is PBA-free and will not impact the health of your pet, so you can use it without concern.
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.

Features:
The pre-filtered sponge for cat fountain helps extend the life of the fountain pump through blocking debris and pet hair, making the pet drinking water clean.
The cat fountain sponge filter is compatible with most 2.5 L/ 84 oz stainless steel cat fountains. It can filter the impurity in water and obtain clean water source for your pet.

Specifications:
Material: PU sponge
Color: black
Size: about 3 x 3 x 1.2 inches

Package includes:
4 x Water pre-filtered sponges

Notes:
Manual measurement, please allow slight errors on size.
The color may exist slight difference due to different screen displays.
Before using, thoroughly clean the replaced cat water filter under running water to remove scattered dust. Please replace the filter every 2 - 4 weeks.