HJC Void Adult CL-17 Street Motorcycle Helmet - MC-3HF / Medium Advanced Polycarbonate Composite Shell is lightweight and features superior fit and comfort by using CAD technology Anti-Scratch Pinlock ready Face shield (HJ-09) features new 3D design Side face shield lock mechanism for an ultra-secure seal, Pinlock-ready (Pinlock lens insert sold separately) RapidFire Shield Replacement System provides ultra-quick and tool-less removal and installation of the face shield 2-Stage face shield closure system with one-touch center open/close shield locking system for an extremely tight and secure seal