+ The product works immediately without having to worry about any precision the location where one puts the phone + The product has a nice matte surface, it gives a sense of solidity. + Product design gives it a futuristic look that is both sober + Rubber parts allow a good grip of the phone - However, we would have appreciated (I'm French so I criticize a little though) a little more full manual (charging time, instructions for first use
I highly recommend the extra cost compared to other product worth