Adult Helmets
| Size |
Centimeters |
Hat Sizes |
Inches |
| 2XS |
51.5 - 52 |
6 1/2 - 6 5/8 |
20.5 |
| XS |
53 - 54 |
6 3/4 - 6 7/8 |
21 |
| S |
55 - 56 |
6 7/8 - 7 |
21.75 |
| M |
57 - 58 |
7 1/8 - 7 3/8 |
22.5 |
| L |
59 - 60 |
7 1/2 - 7 5/8 |
23.5 |
| XL |
61 - 62 |
7 3/4 - 7 7/8 |
24.25 |
| 2XL |
63 - 64 |
8 - 8 1/8 |
25 |
| 3XL |
65 - 66 |
8 1/4 - 8 3/8 |
25.75 |
Youth Helmets
| Size |
Centimeters |
Hat Sizes |
Inches |
| S |
47 - 48.5 |
5 1/2 - 6 |
18.5 |
| M |
49 - 50.5 |
6 - 6 3/8 |
19 |
| L |
51 - 51.5 |
6 3/8 - 6 1/2 |
20 |
Sizing information is provided by the manufacturer and does not guarantee a perfect fit. Please use this chart as a guide only.
