Men - Casual & Athletic Sneakers
| USA |
UK |
EU |
| 7 | 6 | 39.5 |
| 7.5 | 6.5 | 40 |
| 8 | 7 | 41 |
| 8.5 | 7.5 | 41.5 |
| 9 | 8 | 42 |
| 9.5 | 8.5 | 42.5 |
| 10 | 9 | 43 |
| 10.5 | 9.5 | 44 |
| 11 | 10 | 45 |
| 11.5 | 10.5 | 45.5 |
| 12 | 11 | 46 |
| 12.5 | 11.5 | 47 |
| 13 | 12 | 47.5 |
| 14 | 13 | 48.5 |
Men - Running & Walking
| USA |
UK |
EU |
| 7 | 6 | 38.5 |
| 7.5 | 6.5 | 40 |
| 8 | 7 | 41 |
| 8.5 | 7.5 | 42 |
| 9 | 8 | 42.5 |
| 9.5 | 8.5 | 43 |
| 10 | 9 | 43.5 |
| 10.5 | 9.5 | 44 |
| 11 | 10 | 44.5 |
| 11.5 | 10.5 | 45 |
| 12 | 11 | 45.5 |
| 12.5 | 11.5 | 46 |
| 13 | 12 | 47 |
| 14 | 13 | 48 |
Women's Footwear
| USA |
UK |
EU |
| 6 | 3 | 36 |
| 6.5 | 3.5 | 36.5 |
| 7 | 4 | 37 |
| 7.5 | 4.5 | 37.5 |
| 8 | 5 | 38 |
| 8.5 | 5.5 | 38.5 |
| 9 | 6 | 39 |
| 9.5 | 6.5 | 39.5 |
| 10 | 7 | 40 |
| 10.5 | 7.5 | 40.5 |
| 11 | 8 | 41 |
Infants
| USA |
EU |
| 7 | 22.5 |
| 7.5 | 23 |
| 8 | 24 |
| 8.5 | 25 |
| 9 | 25.5 |
| 9.5 | 26 |
| 10 | 26.5 |
Kids
| USA |
UK |
EU |
| 10.5 | 9.5 | 27 |
| 11 | 10 | 27.5 |
| 11.5 | 10.5 | 28 |
| 12 | 11 | 28.5 |
| 12.5 | 11.5 | 29 |
| 13 | 12 | 30 |
| 13.5 | 12.5 | 31 |
| 1 | 13 | 32 |
| 1.5 | 13.5 | 33 |
| 2 | 1 | 33.5 |
| 2.5 | 1.5 | 34 |
| 3 | 2 | 35 |
| 3.5 | 2.5 | 35.5 |
| 4 | 3 | 36 |
| 4.5 | 3.5 | 36.5 |
| 5 | 4 | 37 |
| 5.5 | 4.5 | 37.5 |
| 6 | 5 | 38 |
| 6.5 | 5.5 | 38.5 |
| 7 | 6 | 39 |
All measurements are approximate and may vary slightly by style or region.
