The delivery was prompt after two days. Clean the display from the phone with a damp cloth and then nachsäubern with the included cleaning cloth, so that it is completely free of dust. The application of the film is really very simple, as piece of cardboard with supplied absolutely good for it. And align the film on one side of the display and then aufstreifen with the card .......... That was so easy and when the screen is free of dust there is absolutely no bubbles. INGENIOUS !!!