If you are lost in translation, this guide should help.
| USA WOMEN | USA MEN | MEXICO | EUR | INCHES |
| 5 | 3.5 | 22 | 35 | 8.6 |
| 5.5 | 4 | 22.5 | 35.5 | 8.8 |
| 6 | 4.5 | 23 | 36 | 9 |
| 6.5 | 5 | 23.5 | 37 | 9.2 |
| 7 | 5.5 | 24 | 37.5 | 9.4 |
| 7.5 | 6 | 24.5 | 38 | 9.6 |
| 8 | 6.5 | 25 | 39 | 9.8 |
| 8.5 | 7 | 25.5 | 39.5 | 10 |
| 9 | 7.5 | 26 | 40 | 10.2 |
| 9.5 | 8 | 26.5 | 41 | 10.4 |
| 10 | 8.5 | 27 | 41.5 | 10.6 |
| 10.5 | 9 | 27.5 | 42 | 10.8 |
| 11 | 9.5 | 28 | 42.5 | 11 |
| 11.5 | 10 | 28.5 | 43 | 11.2 |
| 10.5 | 29 | 44 | 11.4 | |
| 11 | 29.5 | 44.5 | 11.6 | |
| 12 | 30 | 46 | 11.8 |