P.I.M. (Premium Integrated Matrix Plus) EVO shell Distortion-free HJ-37 shield provides clear and wide view HJ-V12 3-step integrated sunshield is adjustable for optimized position Maximum performance top and low vents DOT Approved and Meets FMVSS 218 Standard Performance-enhanced and adaptable to your adventure, the new RPHA 91 houses all the same sporty features that make up the RPHA race hats. Many of the same ergos, construction, and high-quality materials that are known to come in the 1N and 11 Pro are utilized, making this the raciest modular to meet sport-touring that HJC has to offer. The RPHA 91 is crafted to perfection with the highest performing equipment and innovative design on the market. Introducing a new shell shape and material, HJC’s original PIM+ technology also sees an upgrade, now donned Premium Integrated Matrix EVO (PIM EVO). This EVO shell is an intricate weave of carbon fiber, glass, organic fiber, and natural fiber for optimal strength, flexibility, and weight savings, which are all important factors for a modular lid. It’s chiseled for a compact fit and optimized airflow with the newly designed shell and ventilation system. Now, the clutch moment hath arrived...dual-homologation. This means you can ride full-face or open-face with safety and performance virtually uncompromised. D.O.T. Approved and Meets FMVSS 218 Standard