Lucky Dog Modular Pet Play Pen PERFECT FOR ANY PET - This pet exercise pen has a welded wire design and is built to keep your happy pet in a safe and secure area. Perfect for medium and small animals. INDOOR & OUTDOOR USE - Use this wire excersise pen in your house or out in the yard. Every unit comes with anchor pins and installation clips. EASY SET UP - There are no tools required to set up the Lucky Dog excersie cage and you can pop it up in minutes. STURDY WIRE CONSTRUCTION - Each fence is buildt with a sturdy wire construction with a rust-resistant E-coating for durability that folds for easy storage and mobility. PERFECT SIZE - The dimensions of this product are: 24" High x 6' Diameter.