This affordable self-cleaning litter box uses a simple mechanism of rolling to the side, so that you don’t need to scoop. After every use of the box, the owner just needs to roll it over to the side and then over to the top, wait for the internal mechanism to sift through the litter and collect the poop. The waste gets stored in a special

More info about the Omega Self-Cleaning Litter Box

The Omega Paw box is fully covered, as part of its design. It means less odor around the house, but also means more odor inside for the cat, unless litter is sifted and waste cleaned regularly.