Tip: To create the shell, first remove the metal frame from the rubber. Well not forget to insert the SIM card (otherwise duplication of effort) Then flip the Gummibumper Lastly, install the metal frame. Here, first insert the upper edge, then specify the page on the buttons Eight, finally also the envelope on all sides and put it piece by piece on the rubber sleeve. With a bit of flair and exercise is an act of 10 seconds (Did the first time but also just one minutes used).