Sports Modular - Helmet Sizing
| Order size | Head circumference |
|---|---|
| XXS | 52-53 |
| XS | 53-54 |
| S | 55-56 |
| M | 57-58 |
| L | 58-59 |
| XL | 60-61 |
| XXL | 61-62 |
| 3XL | 63-64 |
| Order size | Head circumference |
|---|---|
| XXS | 52-53 |
| XS | 53-54 |
| S | 55-56 |
| M | 57-58 |
| L | 58-59 |
| XL | 60-61 |
| XXL | 61-62 |
| 3XL | 63-64 |