SLMOTO DOT Adult Motorcycle Helmet Carbon Fiber Flip Up Full Face Helmet Shockproof Safe Street Bike,Medium

Feature: DOT safety standard Beautiful glossy UV protective finished New style design will make you look so cool and fashionable Well vented all purpose product for summer or winter riding and off-road riding S/M/L/XXL size For Adult: ?Sm Centimeter: 55-56CM=21 1/2 - 22inches; Hat Size :6 7/8 - 7inches ?; ?Md Centimeter: 57-58CM=22 1/4 - 22 3/4inches; Hat Size :7 1/8 - 7 1/4inches ?; ?Lg Centimeter: 59-60 CM=23 - 23 1/2 inches; Hat Size :7 3/8 - 7 1/2inches?; ?XL Centimeter: 61-62CM=23 3/4 - 24 1/4 inches; Hat Size: 7 5/8 - 7 3/4inches?; Package Included: 1x Motorcross Helmet 1x Helmet Bag Note: Please measuring your head before bidding.Take a head measurement with a cloth tape measure. Wrap tape measure around your head one inch or 25mm or 2.5cm above your eyebrows,directly above your ears and to the widest area at the back of your head. The widest measurement will give you your helmet size.