The Epetlover 36 Inch Puppy Playpen is made from sturdy metal for durability and longevity. It features a power coated black vein finish for rust resistance, making it perfect for any weather conditions. The playpen has an easy-to-follow assembly process that requires no tools for quick and easy setup. It comes with four ground stakes to keep the playpen anchored to the ground, so it can withstand even the most demanding pets. The Epetlover 36 Inch Puppy Playpen is perfect for any outdoor or indoor use.