HJC CS-MX 2 Helmet (SMALL) (Matte Black) Since 1971, HJC has specialized in manufacturing motorcycle helmets exclusively. The combination of this extensive specialized manufacturing experience, innovative ideas, and reasonable pricing resulted in HJC's success in worldwide markets. It is HJC's continual goal to provide high quality, comfortable, and reasonably priced helmets to motorcyclists around the world.Advanced Polycarbonate Composite Shell: Revolutionary design with unique visor. Lightweight, superior fit and comfort using advanced CAD technology."ACS" Advanced Channeling Ventilation System: Full front to back airflow flushes heat and humidity up and out.Plush Nylex(r) Interior: Comfortable, removable and washable.Large Eye Port: