About The Cats Rule Freshen Up Filter Discs
Introducing the first active filter system that keeps the litter box clean-smelling, cat friendly and cat approved! Freshen Up Filter Discs slip easily into the vented 'door' of either Max's Box or Charlie's Box. You can even put an extra disc around the box if you prefer.
Each package contains three (3) discs.
Features
- Slips easily into the vented 'door' of either Max's Box or Charlie's Box
- Package Contains Three Discs
- Comes in either Unscented (FreshScent), Fig Scented or Green Tea
