Give your pet the freedom to come and go while keeping your home secure and comfortable with this all-weather pet door. Built with a sturdy aluminum alloy frame and a frosted Pvc door flap, it is engineered to withstand wind, rain, and cold-delivering long-lasting, reliable performance in any season. The pet door fits door thicknesses from 1.06 to 2 inches (2.7-5.08 cm), and comes with a detailed installation guide and all necessary hardware, making it easy even for beginners to install quickly. The unique hinge design allows for smooth, effortless opening and closing, while the magnetic closure ensures quiet operation and a tight seal that blocks drafts and outside noise. For added security, the door features a locking mechanism and a metal plate design to prevent unwanted animals from entering your home. Give your pet independence and yourself peace of mind with this durable, secure, and weather-resistant pet door.