Moreover, this is not a Blue envelope with the known metallic pattern, but cheaper black waste plastic in which one already at the sight is bad. The flip element is strangely okay, but you can not do anything and that's too bad.
On the inside of the cover nor the adhesive depends on the Styrofoam element that was glued on it, so this simulates the eventual thickness of the smartphone.
Pictures:
Inside [...]
Outside [...]
Top [...]
MfG Martin K.