The shell is easily fixed by removing it also against removing the same time the back cover of the phone. Sometimes yes and sometimes not. It will protect your phone well against shocks even if I doubt she fully absorbs the shock against a big fall (which will surely damage the screen, but it is the case with any type of the light hull and fine). Good quality but the hole for the microphone down is not centered without cover. But this protection is much better than other thinner. This one has the best ratio protection / thickness