HJC CS-R2 Thunder Full Face Motorcycle Helmet - MC-2 Blue, Medium Advanced Aerodynamic Polycarbonate Composite Sculptured Shell, Lightweight superior fit & comfort using advanced CAD technology ACS Advanced Channeling ventilation system: Full front to back airflow flushes heat and humidity up & out Plush Nylex Interior: Fully Removable/Washable Interior Cheek Pads & Liner Optically Superior Anti-Scratch Face Shield: Hard coated 3D shield design provides 95% U.V. protection and Anti-Scratch coating 2-Stage shield closure mechanism: Compresses shield into eye port gasket providing an extremely secure seal