Nitro modular street motorcycle helmet, custom designed alloy composite polycarbonate flip-up shell, dot approved, adjustable dual visor system, fully removable and washable liner system showcasing coolmax by dupoint, air filtration system at crown with two stage adjustable opening, adjustable vent system at chin, multi-channeled rear exhaust vent, injection molded 3d visor with anti-scratch coating, quick release interchangeable visor mechanism, micrometric buckle allowing for ultimate adjustability and convenience, anatomic luxury fitted cheek pads and comfort lining, chin cuff reduces wind noise and helps prevent cold air attacking your face in cold weather.