smith-size-chart
The measurements presented are for guidance only. Actual fit may vary depending on the product's cut. For optimal choice, trying on the item remains the best option.
How to measure
Head circumference: Wrap a tape measure around your head, about 1 cm above your eyebrows and ears, at the widest point.
If you are between two sizes, choose the larger one and adjust with the fit system. Round Contour / Asian Fit versions run slightly larger at each size.
Helmets - Adults
| Size | Head Circumference (cm) |
|---|---|
| S | 51 – 55 |
| M | 55 – 59 |
| L | 59 – 63 |
| XL | 63 – 67 |
Helmets - Junior
| Size | Head Circumference (cm) |
|---|---|
| Youth S | 48 – 53 |
| Youth S/M | 48 – 56 |
| Youth M | 53 – 58 |