Little John Is A Mini Version Of Our Original Best-Selling Hi-Corner Litter Pan! The Little John Hi-Corner Litter Pan Is The Perfect Litter Pan For Hamsters, Gerbils And Pet Mice. Yes, Even Small Pets Can Be Litter Trained! Little John Hi-Corner Litter Pan Fits Easily Into Small Animal Cages. It Is Constructed Of Easy-To-Clean, Stain And Odor Resistant Plastic With No Sharp Corners Where Waste Can Collect