Avon Protection S10 Size Chart
| In order to determine the right size for the mask, measurements must be taken according to the adjacent sketch. |  |
| Head Size (cm) | Head Size (inch) | Mask Size |
|---|---|---|
| 60-65cm | 23-26" | 4 - Small |
| 66-68cm | 26-27" | 3 - Medium |
| 68-70.5cm | 27-28" | 2 - Large |
| 70.5-75.5cm | 28-29" | 1 - X Large |