Since 1971, HJC has specialized in manufacturing motorcycle helmets exclusively. The combination of this extensive specialized manufacturing experience, innovative ideas, and reasonable pricing resulted in HJC's success in worldwide markets. It is HJC's continual goal to provide high quality, comfortable, and reasonably priced helmets to motorcyclists around the world. HJC HJ-17 Replacement Pinlock® ready shield for HJC CL-Max, CL-Max II, CL-Max III, IS-Max, IS-Max BT and SyMax III helmets. With ProSeal®. Airtight chamber. Interchangeable. Easily cleaned. The Pinlock® Anti-Fog Lens transforms single shield into a dual shield that will resist any amount of fog buildup. For use with Pinlock® inserts (sold separately).