Shoei Marquez 3 RF-1200 Street Bike Racing Motorcycle Helmet - TC-1 / X-Small Shoei Marquez 3 RF-1200 Street Bike Racing Helmet Polycarbonate shell Upper air intake vent is positioned to maximize air volume into the helmet interior Superior ventilation as a result of rigorous wind tunnel testing, Large three-position lower vent, three upper vent intakes allowing comfortable fit while maintaining a firm hold for high-speed riding