Prevue Pet Products Three Story Hamster and Gerbil Cages are available in assorted colors. Featuring a pullout drawer and removable bottom grille floor for easy cleaning each cage comes complete with an exercise wheel two ladders two platforms and a house. Top-opening door allows easy access to pets. Designed for hamsters and gerbils each cage measures 14.5x11.25x22 with 5/16in wire spacing.