| Size | Centimeter | Hat Size | Inches |
|---|---|---|---|
| XS | 54-55 | 6 3/4 - 6 7/8 | 21 1/4 - 21 5/8 |
| S | 55-58 | 6 7/8 - 7 | 21 5/8 - 22 |
| M | 57-58 | 7 1/8 - 7 1/4 | 22 1/2 - 22 7/8 |
| L | 58-59 | 7 1/4 - 7 3/8 | 22 7/8 - 23 1/4 |
| XL | 60-61 | 7 1/2 - 7 5/8 | 23 5/8 - 24 |
| 2XL | 62-63 | 7 3/4 - 7 7/8 | 24 3/8 - 24 3/4 |
| 3XL | 64-65 | 8 - 8 1/8 | 25 1/4 - 25 5/8 |