View All Shoei Helmets
Sizing information is provided by the manufacturer and does not guarantee a perfect fit.
Adult Helmets
| Size | Hat Size | Measurement (in) |
|---|---|---|
| 2XS | 6 3/8 - 6 1/2 | 20 1/8 - 20 1/2 |
| XS | 6 5/8 - 6 3/4 | 20 7/8 - 21 1/4 |
| SM | 6 7/8 - 7 | 21 5/8 - 22 |
| MD | 7 1/8 - 7 1/4 | 22 1/2 - 22 7/8 |
| LG | 7 3/8 - 7 1/2 | 23 1/4 - 23 5/8 |
| XL | 7 5/8 - 7 3/4 | 24 - 24 3/8 |
| 2XL | 7 7/8 - 8 | 24 3/4 - 25 1/4 |
| 3XL | 8 1/8 - 8 1/4 | 25 5/8 - 26 |
RF-1100 / X-12 Shell Size Breakdown
| Helmet Size | Shell | EPS Liner |
|---|---|---|
| XXS | XS | XS |
| XS (RF1100) | ||
| XS (X-12) | SM | |
| SM | MD | MS |
| MD | MD | |
| LG | LG | LG |
| XL | XL | XL |
| 2XL | 2XL | 2XL |
| 3XL |
RF1100 and X-12 Cheekpad Sizing
| Size (mm) | Defaults |
|---|---|
| 31 | 2XL and 3XL |
| 33 | optional |
| 35 | XS, MD, LG, and XL |
| 37 | optional |
| 39 | 2XS and S |
| 41 | optional |
| 43 | optional |
Sizing information is provided by the manufacturer and does not guarantee a perfect fit.
