Z1R Solaris Bluetooth Helmet Matte Black Photochromic ShieldManufacturer: Z1R Helmets Modular Helmet PHXIN T9S Bluetooth Headset Installed, Charged and Tested. Photochromic Shield Included The photochromic visor automatically darkens depending on the intensity of sunlight (= UV light). This makes both possible to ride in cloudy weather, in bright sunlight and in the dark without Injection molded polycarbonate shell Closeable chin and forehead vents Rear exhaust vents for increased air flow Easy to remove