Adventure Pro Helmet Size Chart
- To get the best fit, measure your head circumference 2.5cm (1 inch) above the eyebrows around the largest point on the back of your head.
- If you are between sizes, choose the larger size.
Size Chart
| Size | Head (cm) | Head (in) |
|---|---|---|
| XS | 51 - 56 | 20.1 - 22.0 |
| S | 53 - 59 | 20.9 - 23.2 |
| M | 56 - 61 | 22.0 - 24.0 |
| L | 58 - 63 | 22.8 - 24.8 |