Versatile: It can be a freestanding dog playpen, or used as a safety gate for stairs, hallways and doorways, stoves, heaters and more. Automatic closing door: When open at less than 90°, the gate will close on its own. If the angle is less than 15°, it will not close. Metal frame: Powder-coated finish for extra strength, it can withstand the heat of stoves. Suitable for daily use. Foldable: Easy to transport and store, this pet playpen saves space. Hardware mounted required: Must use tools, this extra wide pet gate can be mounted to walls in minutes with screws and simple expansion nails. Easily remove and re-install this pet gate as your needs change.