| Mondo | European | UK | Men's US | Women's US |
| 19 | 30 | - | - | - |
| - | - | - | - | - |
| - | 30.5 | 12K | - | - |
| - | 31 | - | - | - |
| - | - | 12.5K | - | 1 |
| 20 | 31.5 | - | - | - |
| - | - | - | - | - |
| - | 32 | 13K | 1 | 1.5 |
| - | 32.5 | 13.5K | 1.5 | 2 |
| - | - | - | - | - |
| 21 | 33 | 1 | 2 | 2.5 |
| - | - | - | - | - |
| - | 33.5 | 1.5 | 2.5 | 3 |
| - | 34 | - | - | - |
| - | - | - | - | - |
| 22 | 34.5 | 2 | 3 | 3.5 |
| - | - | - | - | - |
| - | 35 | 2.5 | 3.5 | 4 |
| - | 35.5 | 3 | 4 | 4.5 |
| - | - | - | - | - |
| 23 | 36 | - | - | - |
| - | - | - | - | - |
| - | 36.5 | 3.5 | 4.5 | 5 |
| - | 37 | 4 | 5 | 5.5 |
| - | - | - | - | - |
| 24 | 37.5 | 4.5 | 5.5 | 6 |
| - | - | - | - | - |
| - | 38 | 5 | 6 | 6.5 |
| - | 38.5 | 5.5 | 6.5 | 7 |
| - | - | - | - | - |
| 25 | 39 | 6 | 7 | 7.5 |
| - | - | - | - | - |
| - | 39.5 | - | - | - |
| - | 40 | 6.5 | 7.5 | 8 |
| - | - | - | - | - |
| 26 | 40.5 | 7 | 8 | 8.5 |
| - | - | - | - | - |
| - | 41 | - | - | - |
| - | 41.5 | 7.5 | 8.5 | 9 |
| - | - | - | - | - |
| 27 | 42 | 8 | 9 | 9.5 |
| - | - | - | - | - |
| - | 42.5 | 8.5 | 9.5 | 10 |
| - | 43 | 9 | 10 | 10.5 |
| - | - | - | - | - |
| 28 | 43.5 | - | - | - |
| - | - | - | - | - |
| - | 44 | 9.5 | 10.5 | 11 |
| - | 44.5 | 10 | 11 | - |
| - | - | - | - | - |
| 29 | 45 | 10.5 | 11.5 | - |
| - | - | - | - | - |
| - | 45.5 | - | - | - |
| - | 46 | 11 | 12 | - |
| - | - | - | - | - |
| 30 | 46.5 | 11.5 | 12.5 | - |
| - | - | - | - | - |
| - | 47 | 12 | 13 | - |
| - | 47.5 | 12.5 | 13.5 | - |
| - | - | - | - | - |
| 31 | 48 | - | - | - |
| - | - | - | - | - |
| - | 48.5 | 13 | 14 | - |
| - | 49 | 13.5 | 14.5 | - |
| - | - | - | - | - |
| 32 | 49.5 | 14 | 15 | - |
| - | - | - | - | - |
| - | 50 | 14.5 | 15.5 | - |
| - | 50.5 | - | - | - |
| - | - | - | - | - |
| 33 | 51 | 15 | 16 | - |
LOWA Boots recomends ordering the same size as your standard street shoe size.