Allow your pets the freedom to come in and out with a sturdy Pet Screen Door Now when your pet needs to go out, they don't have to bother you. The pet screen door is a fast and easy way to turn your existing screen door into a puppy screen door. Fasten the plastic frames of the Pet Screen Door together through your existing screen door, trim around the swinging door and you instantly have a puppy screen door cats and dogs alike will appreciate. Use the pet screen door on your patio screen or storm door screen. And better yet, if you don't want your pet to use the pet screen door, it includes a latch to keep it closed. The pet screen door comes in two great sizes: Small Pet Screen Door with an 8"W x 9-1/2"H opening and the Large Pet Screen Door which has a 12"W x 16"H opening. Benefits of the Pet Screen Door: Give your pets freedom with the swinging pet screen door they can easily open to go in or out of the house This puppy screen door installs easily on any screen door The latch on the pet screen door means you are in control of your pet's comings and goings