Description Condition: Brand New Main Color: Gloss Black DOT Safety Standard NOTE: Please MEASURING YOUR HEAD Before Purchase A small metal tape measure or a cloth tape may be used to make your initial measurement.The circumference of the head should be measured at a point approximately one inch above the eyebrows in front and at a point in the back of the head that results in the largest possible measurement. Adult Full-Face Helmet Size Chart S size fits head circumference: 21.5 to 22 (55 to 56cm) hat size: 6 7/8 - 7 M size fits head circumference: 22.25 to 22.75 (57 to 58cm) hat size: 7 1/8 - 7 1/4 L size fits head circumference: 23 to 23.5 (59 to 60cm) hat size: 7 3/8 - 7 1/2