15+ Omega Paw Roll N Clean Self Cleaning Litter Box Large US. Self cleaning litter box the roll 'n clean litter box has a patented sifting grate that sifts the waste from the clean litter depositing it in the convenient pull out tray. New and improved design the new improved roll 'n clean litter box features stronger more durable plastic.
Just roll the litter box onto its top.
This means that you will have to do some work every day in order to keep it clean. Inside the omega litter box there is a grill that divides out the clumped waste, directing it to the pullout tray. The only reason i didnt give it 5 stars is because when you roll the box to collect the dirty litter in the enclosed scoop, some unused litter comes along with it. Self cleaning litter box the roll 'n clean litter box has a patented sifting grate that sifts the waste from the clean litter depositing it in the convenient pull out tray.