Size Charts
GMAX Helmets Size Charts
Sizing information is provided by the manufacturer and does not guarantee a perfect fit.
Adult Helmet
| Size | Hat Size | Measurement (in) |
|---|---|---|
| XS | 6 3/4 | 21 1/4 - 21 5/8 |
| SM | 7 - 7 1/8 | 22 - 22 7/16 |
| MD | 7 1/4 - 7 3/8 | 22 3/16 - 23 1/4 |
| LG | 7 1/2 - 7 5/8 | 23 5/8 - 24 |
| XL | 7 3/4 - 7 7/8 | 24 3/8 - 24 13/16 |
| 2XL | 8 - 8 1/8 | 25 3/16 - 25 5/8 |
| 3XL | 8 1/4 - 8 3/8 | 26 - 26 3/8 |
Youth Helmet
| Size | Hat Size | Measurement (in) |
|---|---|---|
| Y/S | 6 1/4 - 6 3/8 | 19 11/16 - 20 1/16 |
| Y/SM/MD | 6 1/4 - 6 3/8 | 19 11/16 - 20 1/16 |
| Y/MD | 6 1/2 - 6 5/8 | 20 7/16 - 20 7/8 |
| Y/L/XL | 6 1/2 - 6 5/8 | 20 7/16 - 20 7/8 |
| Y/L | 6 11/16 | 21 |
Sizing information is provided by the manufacturer and does not guarantee a perfect fit.
