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. Fits the HJC HJ-20/HJ-27 face shields for the HJC RPS-10, RPHA 10 PRO, DS-X1 and RPHA-10 helmets. Designed to install on shields with built-in Pinlock® pins. Interchangeable. Easily cleaned. Note: HJC HJ-20/HJ-27 Pinlock® ready face shield must be purchased separately. Pinlock® Inserts: Fogging up is a thing of the past! The Pinlock® System is based on three basic principles, which work together like nothing else.