As the latest Ivyskin iPhone 3G case to arrive for testing, the Quattro-T2 is a combination of a rubber case, a plastic front shell, and a touch-through glass screen protector surface. Available in multiple colors, Quattro-T2 unfortunately has one of those “hole in the back for the Apple logo” designs, requiring you to insert an included piece of circular plastic for protection. That said, it offers plenty of iPhone body coverage, with…