This is for Chrome Mirror Vinyl only. It is vinyl that is chrome mirror finish not a real mirror. but acts like a mirror. You will get 2 pieces of chrome mirror vinyl that is 2.375 inches round. To install, Clean the surface, peel the vinyl off the backing paper, apply to the vent. then adjust the vent to get the angle you want to see,. you can still flip them out to use the vent or around to have the plain side showing if you have doors on.