These are a real bullet-proof glass plate as it Protects the soll.Ob siewirklich before breaking I can not judge, but due to the thick I can very well imagine that it works. The laying work as promised, the drive runs on virtually of its own accord. But the display must be cleaned very well so that no dirt is included. But that's all films that way. Why do I still forgive only 3 stars? Unfortunately, this does not at all with the fingerprints. As many fingerprints as you have if you do not use film. Since this function is the key is there are real trigger. I hate fingerprints on the display ... The good news: I have glued another anti-fingerprint film and worried about this film. Works great. Display responds brilliantly despite 2 films and I no longer have the footprints. However, that's not the point of it to buy 2 films ...