Helmet Measurements:
- Measure circumference of head from center of forehead around head approximately 1.5cm above ears
- Measurement should be taken at widest part of the head
| Circumference (in) | Circumference (cm) | |
| S/M | 21 - 23" | 54 - 58cm |
| L/XL | 23 - 24-1/2" | 58 - 62cm |
Note: All measurements are provided by the manufacturer and may vary depending on how measurements are acquired.