Smartshock« Rotational Protective System (14 point) Multi-Density EPS foam injection molded with polycarbonate Massive airflow with an impressive 15 ventilation ports Expanded coverage while still lightweight Integrated sunglass storage system Multi-point adjustable visor designed for maximum vision and goggle stowage Washable, moisture-wicking anti-microbial liner Adjustable ratcheting fitment system Fidlock SNAP magnetic buckle. HLMT ALTEC F/C/E GY LG/XL