HJC CL-17 Striker Full-Face Motorcycle Helmet (Black/Green, X-Small) 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 with 95 percent UV protection 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