| Non CPSC | Helmet Sizing | |
| Head Circumference |
Hat Size |
|
| S | 20 1/4" |
6 1/2 |
| M | 21 1/4" 54 cm |
6 3/4 |
| L | 22 3/4" 54 cm |
7 1/4 |
| CPSC CE Certified |
Helmet Sizing | |
| Head Circumference |
Hat Size |
|
| S/M | 20" / 51 cm |
6 3/8 |
| L/XL | 21 5/8" / 55 cm 22 3/8" / 57 cm 23 5/8" / 60 cm |
6 7/8 7 1/8 7 1/2 |
Please note that CPSC helmets are adjustable because they come with extra padding pieces to customize fit.
