HJC Metallic Mens CL-17 Road Race Motorcycle Helmet - Matte Anthracite/X-Large 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 a3D 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