Dog Pen, 12-Panel Puppy Pen for Large Dogs, 100Hcm, BlackCustomisable layout: With twelve panels, you can set up this puppy playpen as a square, rectangle or L shape to fit your space, indoors or outdoors. Easy access: Two built in doors make it simple to let your pet in or out, while the secure latch keeps them safely contained. Pet friendly material: Made with solid steel, it has twelve ground stakes for balance and stability. Foldable: This playpen collapses flat for compact storage and easy transport.