In-Mould Construction: Lightweight helmet with an EPS liner to maximize protection, comfort, & value; Air Evac 2 Ventilation: Uses shell vents as well as internal EPS channels to increase airflow & evacuates air for no fog; Airflow Climate Control: Utilizes waterproof vent plugs for easy climate control in all conditions; Number of Vents: 9; Removable Goggle Lock: Securely retains the goggle strap on the helmet to ensure comfort & performance; Snapfit SL2 Ear Pads: Ergonomically designed, form fitting & comfortable. Removable for washing & effortlessly reinstalle; Self-Adjusting Lifestyle Fit System: Provides a dynamic fit that moves as you do; Certification: ASTM F 2040, CE EN 1077:2007 CLASS B; Weight: 11.5 oz / 330 grams; :: Unisex > Helmets