Smith Helmets Size Chart
Smith Helmets Size Chart
| Size | Head Circumference (cm) |
| S | 51 - 55 |
| M | 55 - 59 |
| L | 59 - 63 |
| XL | 63 - 67 |
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| Size | Head Circumference (cm) |
| S | 51 - 55 |
| M | 55 - 59 |
| L | 59 - 63 |
| XL | 63 - 67 |