The Exercise Playpen by Petmaker provides a great enclosure to keep your pet safe and secure indoors or out. The Petmaker Exercise Playpen is constructed of 8 durable coated steel 24" x 30" panels and features a black epoxy coated finish for long lasting protection against the elements. Each exercise pen is simple to set up (no tools required) and includes 8 ground stakes for secure set-up while being used outdoors and 4 thumb-snaps for easy assembly. These versatile pens can be used for a variety of pets and fold flat for convenient storage when not in use.