The film is well made and can easily be free of bubbles! mount. Because she is very fit, you should make the Mount also extremely precise. If it should be wrong but they can stand out on the overhanging edge with a sharp knife, for example, simply again. Nachtgeilig is that they naturally ewas light swallows and thus affect the brilliance of the screen. Fix (at the expense of battery life) can sch major bright lighting. What made me after a week use to remove the film again, was the sluggish response of the screen with respect to the displacement of the card, put a marker, etc. Who wants to undertake intensive outdoor activities or the device is fixed to the bike so well served.