With the Aircraft 2, the evolution continues with 100% ongoing development and advancement of helmet technology. Created with world-class performance in mind, our proprietary Smartshock® Technology works in conjunction with our Patent Pending injection molded chin bar and Multi-Density EPS foam to keep you safe and extend performance all day long.FeaturesCarbon Fiber Shell Patent-pending Chin Bar integration – Injection molded Smartshock® Rotational Protective System – 14 Points Dual Density EPS – Injection molded with polycarbonate Two size specific molds – SM/MD and L/XL Massive Airflow – 20 oversized ventilation ports Multi-Point Adjustable Visor – designed for maximum vision & goggle stowage Anti-Microbial suede comfort Liner – Washable, moisture-wicking D-Ring buckle – For a secure fit and maximum security Colour Black Weight : 1070 gr in Medium