Adult Helmets
| Size |
Circumference (in) |
Circumference (cm) |
| 2XS |
20 - 20 1/2 |
51 - 52 |
| XS |
20 7/8 - 21 1/4 |
53 - 54 |
| S |
21 5/8 - 22 |
55 - 56 |
| M |
22 1/2 - 22 7/8 |
57 - 58 |
| L |
23 1/4 - 23 5/8 |
59 - 60 |
| XL |
24 - 24 3/8 |
61 - 62 |
| 2XL |
24 3/4 - 25 1/4 |
63 - 64 |
| 3XL |
25 5/8 - 26 |
65 - 66 |
| 4XL |
26 3/8 - 26 3/4 |
67 - 68 |
| 5XL |
27 1/8 - 27 1/2 |
69 - 70 |
Youth Helmets
| Size |
Circumference (in) |
Circumference (cm) |
| S |
18 1/4 - 19 |
47 - 48 |
| M |
19 1/4 - 19 3/4 |
49 - 50 |
| L |
20 - 20 1/2 |
51 - 52 |
| S/M |
19 3/4 - 20 1/2 |
50 - 52 |
| L/XL |
20 7/8 - 21 1/4 |
53 - 54 |
Instructions: Measure the circumference of your head, one inch above the eyebrows and the ears, then refer to the following chart.
Sizing information is provided by the manufacturer and does not guarantee a perfect fit. Please use this chart as a guide only.
