Ownpets Dog Screen Door, Inside Door Flap 28x30.5cm, Lockable Pet Screen Door Magnetic Closure Sturdy Doggie Door for Sliding Screen Door, Window, and Porch

Suitable size: Inside size 33x28x1.7cm, outside size: 44x34x1.7cm. It is suitable for all pets up to small/medium size dogs. Please measure the size of your dog’s shoulder before purchase Versatile: The pet screen door allows you to install your pet screen door into a screen door, window, porch and any other screen areas. Pet screen door can make your dogs and cats go in or out freely enough without asking for your help to open the door, great for your pet potty break or playtime. Easy to Install & Use: Our dog screen door is easy to install. You can install it by your own. It's also easy for your beloved pets to push or close. Self-Closing & Lockable: Our dog screen door with built-in magnetic can keep the door automatically closed when your dog leaves. You can even lock the door to prevent your pets go out at night or when you are not at home. Sturdy & Durable: Made of high quality ABS material. Screws reinforcement makes our pet screen door sturdy enough and never easily fell apart or bend. It can last for long time.