Feld & Volk specializes in modifying the iPhone with luxury materials, and this Double Carbon iPhone 6 certainly fits the bill. The device features a redesigned back panel made of two types of carbon fiber, with the central paneling distinguished by a different surface texture. The application of the carbon elements is performed in a process that takes approximately 10 hours, and In order to maintain the original dimensions and signal quality, the antenna bands are relocated to the upper and lower parts of the housing. An old-school Apple logo rounds out the details. Go to Feld & Volk’s site for more info on the device, which retails for over $5,000.