For those who want a case that protects the back of the Xperia Z, you can consider the silicone case by TourMate. Off the bat, the most important thing to note would be whether any important ports are blocked. Based on the images alone, the microUSB, microSD, earjack, speaker slots are not blocked. We’ll be doing an in-depth review once we grab hold of one of these cases! Till then, stay tuned!