If you are lost in translation, this guide should help.
WOMEN SIZES
| USA | MEXICO | CENTIMETERS |
| 5 | 22 | 22 |
| 5.5 | 22.5 | 22.5 |
| 6 | 23 | 23 |
| 6.5 | 23.5 | 23.5 |
| 7 | 24 | 24 |
| 7.5 | 24.5 | 24.5 |
| 8 | 25 | 25 |
| 8.5 | 25.5 | 25.5 |
| 9 | 26 | 26 |
MEN SIZES
| USA | MEXICO | CENTIMETERS |
| 7 | 25.5 | 25.5 |
| 7.5 | 26 | 26 |
| 8 | 26.5 | 26.5 |
| 8.5 | 27 | 27 |
| 9 | 27.5 | 27.5 |
| 9.5 | 28 | 28 |
| 10 | 28.5 | 28.5 |
| 10.5 | 29 | 29 |
| 11 | 29.5 | 29.5 |
| 12 | 30 | 30 |