To determine the correct helmet size, wrap a measuring tape around your head, keeping the tape just above the ears and level front to back.
Snow HelmetsBike HelmetsSnow Helmets
| Adult Helmet Sizing | Size (cm) | Size (in) |
| S | 52 - 55.5 | 20.5 - 21.75 |
| M | 55.5 - 59 | 21.75 - 23 |
| L | 59 - 62.5 | 23 - 24.25 |
| XL | 62.5 - 65 | 24.5 - 25.5 |
| Youth Helmet Sizing | Size (cm) | Size (in) |
| XS | 48.5 - 52 | 19.25 - 20.5 |
| S | 52 - 55.5 | 20.5 - 21.75 |
| M | 55.5 - 59 | 21.75 - 23 |
Bike Helmets
| Super Fit™ Helmet Size | Size (cm) | Size (in) |
| XS | 47 - 51 | 18.5 - 20 |
| S | 51 - 55 | 20 - 21.75 |
| M | 55 - 59 | 21.75 - 23.25 |
| L | 59 - 63 | 23.25 - 24.75 |
| XL | 61 - 65 | 24 - 25.55 |
*The Large Quarter Bike Helmet is the following dimensions: Large: 23.25" - 24.25" / 59 - 61.5 cm
| Universal Fit Helmet Size | Size (cm) | Size (in) |
| Child | 50 - 55 | 19.75 - 21.75 |
| Youth | 50 - 57 | 19.75 - 22.5 |
| Adult | 54 - 61 | 21.25 - 24 |
| Women | 50 - 57 | 19.75 - 22.5 |
| XL | 58 - 65 | 22.75 - 25.5 |
| Youth | Size (cm) | Size (in) |
| S/M | 46 - 50 | 18 - 19.75 |
| M/L | 50 - 54 | 19.75 - 21.5 |
| Toddler | 48 - 52 | 18.75 - 20.5 |