Lightweight composite fiberglass shell offers added protection Adjustable Speedwing Spoiler to break air away from the shell to reduce lift and increase stability at speed 6 vents offer maximum airflow - 4 large spin intake vents and 2 spin exhaust vents are easy to use with gloves Tooless Z-1 Series shields Removable/washable Coolmax interior Meets or exceeds Snell and D. O. T. standards