New Era 59Fifty Fitted Hat
| CIRCUMFERENCE (CM) | FITTED HAT SIZE |
| 54.9 | 6 7/8 |
| 55.8 | 7 |
| 56.8 | 7 1/8 |
| 57.7 | 7 1/4 |
| 58.7 | 7 3/8 |
| 59.6 | 7 1/2 |
| 60.6 | 7 5/8 |
| 61.5 | 7 3/4 |
| 62.5 | 7 7/8 |
| 63.5 | 8 |
| CIRCUMFERENCE (CM) | FITTED HAT SIZE |
| 54.9 | 6 7/8 |
| 55.8 | 7 |
| 56.8 | 7 1/8 |
| 57.7 | 7 1/4 |
| 58.7 | 7 3/8 |
| 59.6 | 7 1/2 |
| 60.6 | 7 5/8 |
| 61.5 | 7 3/4 |
| 62.5 | 7 7/8 |
| 63.5 | 8 |