<p> Yintatech dog pen can be used indoors as a kennel. Also works as a playpen, exercise pen, training pen, or outdoor relaxation area.</p> <p>Front Door Size: 24”(H) x 15  ” (W)</p> <p>Panel Size: 31.5”(H) x 31.5” (W)</p> <p>Bar Spacing: 1.6”</p> <p>The black metal Exercise Pen / Pet Playpen by Yintatech provides a great enclosure to keep your dog (and many other pets) safe & secure while indoors or outside.</p> <p>You can use these Exercise Pens separately or attach them to a NEW dog crate to create a large puppy playpen for your pet to roam.</p> <p>The black Exercise Pen / Pet Playpen by Yintatech, consists of 8 - 31.5" height panels. Each is simple to set up (no tools required) and includes 1 locking thumb-snaps for easy assembly. Simply unfold, shape and secure the end panels together.These can be used for a variety of pets, and they fold flat for convenient storage or for travel.</p>