Prevue Pet Products Medium Hamster Haven in Blue SP2004BL is a spacious and fun home for your hamster. Tri-level cage provides plenty of options for healthy activity and also satisfies your pet's natural instincts to explore, hide and play above ground level. Multi-color components include two platforms, two slide ramps, one hideaway dome and one exercise wheel. Featuring two access points, this vibrantly colored hamster cage has one front door and a larger, top-opening door. Visually engaging with its bright Blue base and assorted color accessories our Medium Hamster Haven measures 17 3/4" Long, 11 3/4" Wide and 17 3/4" High with 1/2" wire spacing.