HJC Virgo Women's CL-16 On-Road Motorcycle Helmet - MC-5 / Large Advanced Polycarbonate Composite Shell Lightweight, superior fit and comfort using advanced CAD technology Aerodynamic shell shape reduces turbulence Impact absorbing, multi-density EPS liner ACS Advanced Channeling Ventilation System Scoop top intake vent combine with rear exit vents to provide flow-through ventilation, helping to pull heat and humidity up and out of the helmets interior Chin bar intake vent provides airflow across the shield interior to help eliminate shield fogging DOT FMVSS 218 Certified