Adult Helmets
| Size |
Circumference (cm) |
Circumference (in) |
| XS |
53 - 54 |
20" 7/8 - 21" 1/4 |
| S |
55 - 56 |
21" 5/8 - 22" |
| M |
57 - 58 |
22" 3/8 - 22" 3/4 |
| L |
59 - 60 |
23" 1/8 - 23" 1/2 |
| XL |
61 - 62 |
24" - 24" 3/8 |
| 2XL |
63 - 64 |
24" 3/4 - 25" 1/8 |
| 3XL |
65 - 66 |
25" 5/8 - 26" |
| 4XL |
67 - 68 |
26" 3/8 - 26" 3/4 |
Youth Helmets
| Size |
Circumference (cm) |
Inches |
| S |
47 - 48 |
18" 1/2 - 19" |
| M |
49 - 50 |
19" 3/8 - 19" 3/4 |
| L |
51 - 52 |
20" 1/8 - 20" 1/2 |
Sizing information is provided by the manufacturer and does not guarantee a perfect fit. Please use this chart as a guide only.
