S1 Helmets Sizing Guide
Measure head circumference from middle of forehead above eyebrows
| Head Circumference | Helmet Size |
|---|---|
| 18.5" - 20.5" | S1 Mini Lifer |
S1
Sizing Information
General Fit
S1 Helmets sizing tends to follow standard UK sizing. However, we recommend checking the specific size chart for each item.
Fit Recommendations
- Check product-specific size charts when available
- Read customer reviews for fit feedback
- Consider the item type (slim fit, regular fit, etc.)
- When in doubt, contact customer service