Size XL (59-60 CM,23.2/23.6 Inch); Helmet comes with spoiler; Aerodyname Spoiler mounting helps helmet steady and stylish looking; Advanced Modular/Flip up and Dual Lens Design (inner smoked lens/outer clear shield); One Extra Spoiler Included, Easy Conversion Between Street and Sports Style Removable and washable padding & Heavily cushioned and comfortable interior; DOT Approved; Meets Federal Motor Vehicle Safety Standard 218 (FMVSS 218); *****Size Chart***** S (55-56 CM,21.7/22.0 Inch); M (57-58 CM,22.4/22.8 Inch); L (59-60 CM,23.2/23.6 Inch); XL (61-62 CM,24.0/24.4 Inch);