***** Best Quality Guranteed. *****DOT Approved; Size M (55-56 CM, 21.7 / 22.0 Inch) *****Advanced Modular/Flip up and Dual Lens Design (inner smoked lens/outer clear shield); *****Light Weight Durable Aerodynamic Thermoplastic Alloy Shell *****Beautiful Glossy UV Protective Finish *****Removable and Washable Padding