Essensual holds the iPad mini in a very plain black plastic shell, which runs all the way to the edge with the side switch and volume buttons, but leaves a sliver of the top and bottom edges exposed. In addition to one long opening exposing the speakers and Lightning port on the bottom, there are individual holes for the headphone port, microphone, and Sleep/Wake Button. It’s really as basic as it gets. The lid is a little bit more interesting.…