Size Guide – Under-Helmet
Size chart – Under-Helmet
Measure the head circumference in centimeters (cm): Place the tape measure around the head, just above the eyebrows and ears, where the helmet normally rests.
| Size | Head circumference (cm) |
|---|---|
| L | 54 – 56 |
| M | 57 – 59 |
| S | 59 – 61 |
| XL | 61 – 64 |
All measurements are approximate. This chart is provided for guidance to help you choose the most suitable size.