Property me flip Shell bought around the display to protect. Actually, according to the manufacturer, not necessary as scratch resistant glass !! ?? So few in microphone and speaker are from dust protected (and the display). Unfortunately, the cover sits so tightly on the device that you have to help with a sharp object to remove the shell. In this case, the sheath tear (as happened to me). Although this is not the function beieinträchtigt but sees it from behind then no longer so beautiful. Here one would have, can prevent to a corner by a slight depression.