Feature: 1. SLIDE IN PANEL: Pet flap door comes with a slide in panel to control your pet's access to the outdoors and keep stray animals out of your home. 2. LOCKING SYSTEM: Dog door is equipped with a locking system that not only doubles up to keep your home safe, but also reduces heat transfer during inclement weather. 3. FLEXIBLE TINTED BAFFLE: Dog flap door includes a flexible tinted baffle that is perfect for indoor and outdoor storm doors, wood doors, pvc doors and metal doors. 4. WEATHERPROOF: Pet door gives your pet a separate space to go outside on its own. Weatherproofing is achieved with a magnetic closure and a UV resistant baffle. 5. PERFECT FOR PETS: Dog door eliminates the need to schedule around potty breaks, your four legged friend can come and go on his or her own time. Specification: Item Type: Dog Door Material: Aluminum, ABS, PC. Package List: 1 x Dog Door (Two Parts)1 Bag x Screw Accessories1 x Installation Instructions1 x Size Paper Note: Please allow some error due to manual measurement.