TCMT Adult Carbon Fiber Full Face Motorcycle Helmet DOT S Great and Beautiful UV protective finished,Light weight extremely durable Well vented all purpose product for summer,winter riding Main and off-road riding Sleek modular design,Flip up modular helmets Helmet Size: Small(55-56 CM,21 1/2 - 22 Inch),Hat Size :6 7/8 - 7 Pacakge Included: 1x Helmet,1xHelmet Bag