Only Fits the water feeder that shown in the second photo. Will not fit other model feeder.

Cat Water Fountain Filter, 6PCS Automatic Pet Water Fountain Filter Cotton Sponge Foam

Product description
Specifications:
Color: Black and white
Material: Cotton, carbon, resin
Product Size: 9.5 x 3 x 1.8cm
Product Weight: 4g/ 0.14oz (Single One)

Note:
The water fountain showed in the pictures is not included. (Fountain is sold separately.)

Package List:
6 x Filter