Omega Paw self-cleaning litter box Cleaning your pet’s feces and urine is now easy with the Omega Paw self-cleaning litter box, pewter. It cleans your cat feces and urine within seconds without the scooping task. Just roll the box's top to the floor, roll back to the upright position and the tray is ready to empty. There is a unique patented grill inside the litter box that separates out the...