Keeps Stürtze of greater height on hard floors

It is true that the bottom rests not quite firmly that lies in my mind that the lower rubber is simply too thin. But that does not me. While the iPhone does not fall on the display, the phone can happen. I have this envelope now only a few months, and it's me doing well already fallen down. Once it's me slipped during the riding from his hand and fell on a stone floor, but it has not a single scratch or jump. That impressed me because it's like much, but it did not break anything, and the shell is still ok. I would always buy again, because I do (because of the optics) used only for riding / for the stable. Nevertheless, I think it would be great if the display could also still be covered ...