Icon Alliance Hi-Viz Helmet - 2X-Large/Yellow All World Standard, meets or exceeds the following DOT FMVSS 218 US, ECE 22-05 Europe, SAI AS1698 Australia and SG Japan safety and testing standards. Does not ship with SAI or SG certification stickers unless purchased from an authorized dealer in that country. Reflective graphics Injection molded polycarbonate shell for strength Long oval headform Wind tunnel tested and refined