16+ Torc Helmet Size Chart Pictures. Free exchange offer (click for details). In order to best determine fit, we advise comparing our helmet's measurements to a similar helmets you already own.
To help you find the correct helmet size, measure the circumference of the head above the ears and refer to the conversion chart below.
Use the chart to convert measurement to hat size. Determine your proper size and learn how to measure correctly. If it is too large, it is unsafe. Do not size a helmet with room to grow: