Nike Size chart
| EU | 35.5 | 36 | 36.5 | 37.5 | 38 | 38.5 | 39 | 40 |
| CM | 21.6 | 22 | 22.4 | 22.9 | 33.3 | 23.7 | 24.1 | 24.5 |
| US - But | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 |
| US - Women | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 |
| EU | 40.5 | 41 | 42 | 42.5 | 43 | 44 | 44.5 | 45 |
| CM | 25 | 25.4 | 25.8 | 26.2 | 26.7 | 27.1 | 27.5 | 27.9 |
| US - But | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 |
| US - Women | 9 | 9.5 | 10 | 10.5 | 11 | 11.5 | 12 | 12.5 |
| EU | 45.5 | 46 | 47 | 47.5 |
| CM | 28.3 | 28.8 | 29.2 | 29.6 |
| US - But | 11.5 | 12 | 12.5 | 13 |
| US - Women | 13 | 13.5 | 14 | 14.5 |
The size guide is taken directly from Nike's own website and is approximate as different models may vary.