The Ideal Pet Products Plastic Pet Door with a Medium Flap Size of 7" x 11 1/4" is a new locking flap door designed for medium-sized dogs. Made of durable plastic, this pet door is ideal for providing a secure and controlled access point for your furry friend. The brand, Ideal Pet Products, ensures quality and reliability, while the model, PPDM, is specifically designed for medium-sized dogs. With its convenient size and reliable locking mechanism, this pet door is a practical and essential addition to any pet owner's home. Brand new and sealed box. Fast shipping!! Thanks for stopping by and checking out my listing. I really appreciate it.🐕🦮🐩🐕‍🦺🐾💕😊💕