- Acerbis Size Chart
- AGV Size Charts
- Alpinestars Size Chart
- AXR Size Chart
- Axxis Size Chart
- Bell Size Chart
- Bikeratti Size Charts
- Biking Brotherhood Size Chart
- Dainese Size Charts
- DSG Size Charts
- FALCO Size Chart
- Fly Racing Size Charts
- FORMA Size Chart
- FURYGAN SIZE CHART
- HELD Size Chart
- HJC Size Charts
- Leiidor Size Charts
- LS2 Size Chart
- Mototech Size Charts
- Mototorque Size Charts
- Orazo Size Charts
- Raida Riding Gear Size Chart
- Richa Size Chart
- Royal Enfield Riding Gear Size Chart
- RS TAICHI Size Charts
- RST Size Charts
- RYNOX SIZE CHART
- Ryo Size Charts
- Schuberth Size Chart
- Scimitar Size Charts
- Shark Size Chart
- Shoie Size Chart
- SIXS Size Charts
- SMK Size Chart
- Tarmac Riding Gear Size Charts
- Touratech Size Chart
- XDI Size Charts
- Zeus Size Chart
Airoh Helmet Sizing
| SIZE | XS | S | M | L | XL | 2XL |
|---|---|---|---|---|---|---|
| HEAD CIRCUMFERENCE (CMS) | 53-54 | 55-56 | 57-58 | 59-60 | 61-62 | 63 |
Measure your head circumference
Use a measuring tape to put around your head 1 inch above your eyebrows. This will give you the largest circumference of your head.