Just Like Glass Screen Protector - Blackberry Z10 The most optically clear film on the market which allows you to enjoy the full HD experience on your phone. The lowest light distortion of any screen protector. They are "Smoother than Glass". They have such a flat finish that the surface friction is less. This makes them 20% smoother than the actual glass. There is no plastic feel at all. It's like touching glass The only film you can get that is not only scratch resistant but also resistant to screen breakage. The film increases the break resistance of the glass by 35%.