To find your hat size, use a tape measure and draw it right around your head, just above the eyebrows
| Size | Inches | Centimetres |
|---|---|---|
| 6 7/8 | 21 5/8″ | 55cm |
| 7 | 22″ | 56cm |
| 7 1/8 | 22 3/8″ | 57cm |
| 7 1/4 | 22 3/4″ | 58cm |
| 7 3/8 | 23 1/8″ | 59cm |
| 7 1/2 | 23 1/2″ | 60cm |
| 7 5/8 | 23 7/8″ | 61cm |
| 7 3/4 | 24 1/4″ | 61.5cm |
| 7 7/8 | 24 5/8″ | 62.5cm |
| 8 | 25″ | 63.5cm |
| 8+ | 26 1/8″ | 66.5cm |