FabShell is still made primarily from plastic, with a strongly reinforced back and a little give around the edges. It offers the same port access as the rest of Speck’s current lineup, which is to say individual holes for the headphone and Lightning ports next to groupings of dots for the speaker and microphone. The most noticeable difference between the iPhone 4S and 5 generations of FabShell is Speck’s reversion to a slim camera opening.…