[Replacement Filter . Sponge. ]
[Non-luminous]
[Luminous Model]
[sponge filter]
Product Name: ELS PET Cat Fountain Filter x 1 and O-Shaped Sponge x 1. Product Material: High Density Cotton, Coconut Shell Activated Charcoal, Ion Exchange Resin. Includes: Cat Fountain Filter x 1 & O-Sponge x 1