| | 09-20-2012, 06:53 PM #3
The black is a rubber-ish material, not solid polycarbonite. Basically, rubber bumpers protect the screen in a face-down fall and absorb force when the phone lands on the edge. From the article:
These covers, arriving in green, yellow and orange, will measure in at the same length and width as the others, but will protrude marginally more, offering some protection to that 4.3-inch screen when it comes into contact with surfaces. A "rubber-like" trim will afford some extra protection to those glossy corners too.