Sizing Chart Bauer IMS 7.0 Helmet
| Helmet Size | Hat Size | Circumference (in.) | Circumference (cm.) |
| X-Small | 6 1/4 - 6 3/4 | 19.5" - 21.5" | 50 - 54 |
| Small | 6 1/2 - 7 | 20.5" - 22" | 52 - 56 |
| Medium | 6 7/8 - 7 3/8 | 21.5" - 23.5" | 55 - 59 |
| Large | 7 1/4 - 7 7/8 | 23" - 25" | 58 - 63 |