Spacious Play Area: Includes eight 24 x 42 inch panels that create a 16 square foot enclosed area; suited for large dog breeds Secure Door System: Door uses double latches to lock securely in place; helps keep pets safely contained during play Easy, Tool-Free Setup: No tools required; sets up in seconds and folds flat for convenient storage and portability Indoor & Outdoor Use: Includes four ground anchors for stability on grass and four thumb-snaps for quick assembly; suited for use in the yard, at events, or indoors Crate-Compatible & Customizable: Easily attaches to most dog crates to expand your pet's living area; multiple configuration options and compatible with optional tops for added security Family Owned & Operated: Proudly family owned for over 100 years with customer support based in Indiana; we stand behind the quality of our products to help you create a safe, comfortable home for your pet Assembly Instructions Included: All setup and safety instructions are provided; please read thoroughly before assembly and use to ensure proper and secure installation