<br>Size:</b> 12"W x 16"H <br><br>Color:</b> Black <br><br>Give your pet access to the outside through your screen door, window and any other screened areas with the pet screen door. <br>Installation is easy, your pets can easily push open the door. Simply push the latch down to lock the door and lift it up to unlock the door. <br> <br><b>Installation instructions:</b> <br><br>1. Use a flat-head screwdriver or putty knife to separate the frame and the door so you have 6 parts (include 2 tabs). <br>2. Place the door frame on the screen, apply the glue to one side frame, then carefully cut out the screen against the frame. <br>3. Connect the flap with the cutting-out screen, used a closed fist to lightly hammer the two halves of the door together. <br>4. Apply the glue to the frame again further to strengthen the frame, take both pins of the flap in the hinge holes, and using the same pressing/clapping motion snap the frame together. <br>5. Use the retractable cable ties to fix the top 2 side door frames together to prevent fall down. <br>6. 2 tabs can remove to lock the door prevent pets go on and out. <br><br>Pay attention to know before buying this pet screen door <br>A: It didn't come with any glue, need you to buy; <br>B: It didn't come with a screen, need you cut down from an existing screen; <br>C: Two plastic tabs that push into a hole to lock the door; <br>D: It did come with 4 zip ties to hold outer frame top and bottom.