Bio-hazard Matte Black Blue ATV Dirt Bike Motocross Motorsports Helmet DOT (M)
EPS Impact Absorption Inner Liner, Fully Removable and Washable Interior, Adjustable Sun Visor; DOT approved::::Adult size Small: 21 1/2" - 22 inches; Hat size: 6 7/8 -7::::: Adult Size Medium: 22 1/4 - 22 3/4 inches Hat Size: 7 1/8 - 7 1/4::::: Adult Size Large: 23" - 23 1/2 inches"; Hat size: 7 3/8 - 7 1/2::::: Adult Size XL: 23 3/4 - 24 1/4 inches; Hat size: 7 5/8 - 7 3/4::::: Adult Size XXL: 24 3/4 - 25 inches; Hat size: 7 7/8 - 8:::::