CleanStep catches litter before it ever reaches your floors. The honeycomb top layer grabs litter from your cat's paws on the way out of the box, while the waterproof bottom layer protects floors from moisture and odors. Honeycomb design traps litter from paws with every step Waterproof, non-slip backing protects floors and stays in place Easy to shake clean or rinse litter falls right back into the box Soft on sensitive paws