This is a square tube of metal, welded with a special textured full paint coating, which is sturdy, rust-proof and wear-resistant. Provide a safe and comfortable environment for your small animals. The size is (149X80X52cm) 58.66 x 3.5 x20.47 inches, with a large space, it uses 0.5-inch metal wire spacing to prevent your baby animals from accidentally escaping in a well-ventilated environment. Perfect for rabbits, hamsters, Sugar Glider, chinchillas, ferrets, etc. This is an ideal home for your baby animals, including 6 platforms of different heights to climb for fun and exercise. They are connected by blue flange ramps, which can be safely played up and down to avoid injury. You can also change the built-in structure freely. DIY is more suitable for the house of ferrets. We built in multiple doors, each door is equipped with a lock, and added 3 additional side doors for easy interaction with multiple small pets. The bottom is equipped with four swivel wheels, two of which are with brakes, making it easy to move or fix indoors or outdoors. In addition, the pull-out bottom tray design is convenient for cleaning and waste disposal.