If you've been looking for a pet fountain filter, then your search is over! That's because our product is practical replacement for old or broken filter, brings your water fountain back to its . This pet fountain filter is made of material, durable to use. Replace pet fountain filter to avoid weird odor within the water. Features -Color: White -Material: ABS, Non-woven Cloth -Size: 10.50X10.50X2.00cm/4.13X4.13X0.79in -Large diameter activated carbon in the filter pads with the good filtration effect -One replacement lasts for 30 days, thus you can use these for a long time. -Multi-pass weak acid resin, care your loved pet's health. -ABS filter box, good protection filter elements, long use without deformation -High , whether hair, debris, or metal ions can be filtered. Package list: 16 x Filter Boxes 16 x Filter Pads