Description:

*****Size Chart***** XS (53-54 CM,21. 3/21. 7 Inch); 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); XXL (63-64 CM,24. 8/25. 10 Inch); Features: Ultra light weight durable aerodynamic thermoplastic alloy shell; 3-level top ventilation control and 5-position ventilation channel; Heavily cushioned and comfortable interior, Removable and washable Beautiful glossy UV protective finish; Aerodynamic rear venturi-effect exhaust spoiler; DOT Approved.