STURDY CONSTRUCTION:Our indestructible dog crate is constructed of quality metal wire, and forms a strong structure for daily use! Each bar is securely welded to the frame for strength and stability. CONVENIENT ACCESS:The escape-proof dog crate features a large front door with 2 security locks to prevent the dog from opening the door and escaping. The top panel can be opened too, allowing you to play with your pet easily. EASY MOBILITY:Our heavy-duty dog cage features 4 high-quality rolling wheels for easy and effortless movement. Plus, each of them has a built-in brake for added security and to keep your pet in place. EASY STORAGE & TRANSPORT:These stackable dog crates have a foldable design, making it easy and convenient for you to transport and store when not in use. EASY TO CLEAN:This metal dog crate includes one removable plastic tray.