CellBee [Platinum Collection] iPhone 6 4.7 Inch Case Real Carbon Fiber Dual Layer Heavy Duty ShockProof / DirtProof Case for Apple iPhone 6 4.7 Inch (Black) Advanced dual layer designed case combined of polycarbonate hard shell and flexible TPU withstands accidental drop, bump and shock Outter layer was made of real carbon fiber, which provides a lighter weight and the hardest protection High end material which ensures years of using without no aging, anti-scratch layer applied. Light weight as a heavy duty case due to the carbon fiber material, and yet the case is very slim even though it is a dual layer. 1 year hassle free manufacturer warranty, confidence of the quality