Ideal Ultra-Flex DraftStopper Pet Door with Telescoping Frame - Cream Durable, low-maintenance, energy-efficient pet door with inner telescoping frame Made from strong, impact-resistant ABS thermoplastic with a clear, weather-resistant Lexan flap For dogs and cats up to 35 pounds Installs easily and securely in minutes Measures 6 x 11.25 inches; limited lifetime warranty Manufacturer Warranty does not apply to product purchased through Amazon Warehouse Deals