Lumia 950 XL Case, @Dretal Premium Frosted Slim TPU Soft Case Cover for Microsoft Lumia 950XL Smartphone (Clear-Black) Nature (TPU case ) use environmental non-toxic TPU, silky smooth and ultra thin. Precise molding and cutouts enable easy access to all available functions and ports The back of the matte non-slip design. It is perfect combination of style and durability. Provides a firm & comfortable grip for your device