The metal Exercise Pen / Pet Playpen by MidWest Homes for Pets provides a great enclosure to keep your pet safe and secure while indoors or outside. These Exercise Pens / Pet Playpens are made of durable metal wire that features a black E-coat finish for long lasting protection against rust and the elements. The black Exercise Pen / Pet Playpen by MidWest Homes for Pets consists of 8 - 24" wide panels and is available in 5 different heights. When fully expanded, the Exercise Pen / Pet Playpen provides your pet with 16 square feet of enclosed living area. Each durable metal Exercise Pen / Pet Playpen 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 Exercise Pens / Pet Playpens can be used for a variety of pets and fold flat for convenient storage when not in use. Make sure to check out the additional Sunscreen or Wire Mesh Top for the Exercise Pen / Pet Playpen if you want to add additional security or shade to the pen when using it outdoors. As always, MidWest Homes for Pets stands behind the quality of our products with a 1 year Manufacturer's .