Constructed using thermo-plastic poly-alloy Aerodynamic shell design Clear coat finish protects helmet paint and graphics and looks great Recessed forehead and aerodynamic chin vents provide increased airflow and reduced wind noise Outside adjustable side venture air vents increase exhaust airflow Flush fit quick release side covers with single turn screw Optically correct, compound curved scratch resistant UV treated face shield Ample ear cavity for speakers Square type D-ring with chinstrap holder Approximately 3.3 lbs. Closeouts are limited to stock on hand  (less)