17+ Helm Chart Size Limit Gif. Helm uses a packaging format called charts. To help you find the correct helmet size, measure the circumference of the head above the ears and refer to the conversion chart below.
Often times your head measurement may fall between two a helmet that will fit one person perfectly may not fit another person with the same size head, due to the shapes of their heads being different.
Safety dictates that if your head size falls between two of the motorcycle helmet head size ranges listed, order the smaller. The one k helmets are available in 3 shell sizes. Yeah, the limit is hurting us pretty bad. Size dictates liner used with helmet.