Zeus and Ruta 64.6" Black Metal 4-Tier Rolling Small Animal Cage features 4 platforms, 3 slip-proof ramps and a top hammock, offering spacious living space (36.2"x22.8"x64.6") for multiple small pets. Reinforced metal frame with powder coating ensures sturdiness and rust resistance removable tray and openable door enable easy cleaning, while dual-layer door facilitates convenient feeding and interaction.