The last Amphibian we covered was made up of five separate pieces, whereas this one has four. At the core is a clear plastic shell, which could be used as a standalone case if you’re alright with such minimal protection—we’re generally not. Next comes a plastic sled, which the shell simply rests on, but doesn’t snap or otherwise attach to. The layer after that is really the defining piece of Amphibian: a rubbery membrane that…