This exercise pen makes it easy for you to create a safe and comfortable space for your pet indoors or out for exercise and play. Attach the exercise pen to a matching training crate to increase your pets play area. Exercise pen comes with: 8 heavy gauge metal panels, multiple options for pen set-up, 8 stakes for added outdoor security, easy access door for entrance and exit, instructions for set up and four different suggested ways you can set up the exercise pen.