Made of durable ABS plastic, scratch-resistant for your cat/small dog. In addition, it is easy to clean and can be used for a long time. 4 locking modes: open, closed, in only or out only, allowing your cat to come and go at will without losing control of its whereabouts. This magnetic cat flap is suitable for windows, glass doors, brick walls, PVC, uPVC and metal doors. With this cat flap, you can monitor your pet's whereabouts and free up time to open the door without worrying about your pet. At the same time, your pet will like a large free house. Thoughtful design: The transparent flap allows the pet to see through the door. The outer screen is water-resistant. The brush strip reduces the noise of the door closing.