Although the plastic panel can be removed, it doesn’t have to be taken off to install the case. The iPhone just snaps into place, and removal is comparably easy. We found it to scratch somewhat easily. Rather than curling over the edge of the glass screen, Slim Armor leaves a small gap as wide as the antenna band. It does, however, form a very small front lip that may help prevent damage to the display if the iPhone is dropped on a flat surface.…