Adult Full-Face Helmet
| Size |
Circumference (in) |
Circumference (cm) |
| XS |
20.75-21.25 |
53-54 |
| S |
21.25-22 |
55-56 |
| M |
22.5-22.75 |
57-58 |
| L |
23.5-23.75 |
59-60 |
| XL |
24-24.25 |
61-62 |
| 2XL |
24.8-25.2 |
63-64 |
Adult M2 Helmet
| Size |
Circumference (in) |
Circumference (cm) |
| XS/S |
20.5-21.75 |
52-55 |
| M/L |
22-23.25 |
56-59 |
| XL/2XL |
23.75-25 |
60-63 |
Adult M5 Helmet
| Size |
Circumference (in) |
Circumference (cm) |
| S/M |
21.25 - 23 |
54 - 58 |
| L/XL |
23 - 24.5 |
58 -62 |
Youth Helmet
| Size |
Circumference (in) |
Circumference (cm) |
| M |
18.8-19.6 |
48-50 |
| L |
19.6-20.5 |
50-52 |
Sizing information is provided by the manufacturer and does not guarantee a perfect fit. Please use this chart as a guide only.
