Adult Full Face Helmet
| Size |
Circumference (cm) |
| XS |
51 - 53 |
| S |
51 - 55 |
| M |
55 - 59 |
| L |
59 - 63 |
| XL |
61 - 65 |
Adult Open Face Helmet
| Size |
Circumference (cm) |
| Universal Men |
54 - 61 |
| Universal Women |
50 - 57 |
| XS |
47 - 51 |
| S |
51 - 55 |
| M |
55 - 59 |
| L |
59 - 63 |
| XL |
61 - 65 |
Insurgent Helmet
| Size |
Circumference (cm) |
| XS/S |
51 - 55 |
| M/L |
55 - 59 |
| XL/2XL |
59 - 63 |
Youth Helmet
| Size |
Circumference (cm) |
| Universal |
50 - 57 |
| XS |
45 - 49 |
| S |
49 - 53 |
Sizing information is provided by the manufacturer and does not guarantee a perfect fit. Please use this chart as a guide only.
