scoopfree self cleaning litter box
the scoopfree covered automatic self-cleaning cat litter box is the self-cleaning box that you can leave alone for weeks at a time. the crystal litter is specially designed and pre-measured to work with scoopfree self-cleaning litter boxes. the litter box should rest on the litter tray when installed, not on the floor. the only draw back i have is that the litter box itself is cardboard and not plastic or metal. the bag of crystals that come with the cardboard …