Crusta has a very good fit on both the iPhone 6 and iPhone 6 Plus. Unlike a lot of multi-layered cases, it’s easy to insert Crusta’s rubber ring around the two-piece plastic shell. The tempered glass screen protector — which is easy to apply and works with no issues on the iPhone screen — adds more protection, though its use is completely optional. Button and port coverage is very well done. The sleep/wake and volume control buttons…