Black Steel 31&frac12;x 21&frac12;x 47 3/5 Inches Rectangle Small Animal Cage Crate Cat Kennel w/ Hammock Bed Tray Wheels 4-level Playpen Pet Rodent Living Habitat Pen Birdcage The playpen features with two wire doors on the front of the cage for easy access With the comfortable pad and hammock, your lovely pet will surely enjoy the comfy feeling Including ladders and benches, it provides loads of extra fun for your pet Perfect to use as a pet animals cage: Birds, cats, hamsters, hedgehogs, gerbils, guinea pigs and so on Great for both indoor & outdoor purposes: Exercise, living habitat, playpen, kennel & so forth