Adidas Size Guide
| ADIDAS - INFANTS + TODDLERS | |||
| US / NZ | HEEL - TOE | UK | EUROPE |
| 1k | 8.1 cm | 0k | 16 |
| 2k | 9.0 cm | 1k | 17 |
| 3k | 9.8 cm | 2k | 18 |
| 4k | 10.6 cm | 3k | 19 |
| 5k | 11.5 cm | 4k | 20 |
| 5.5k | 12.3 cm | 5k | 21 |
| 6k | 12.8 cm | 5.5k | 22 |
| 6.5k | 13.2 cm | 6k | 23 |
| 7k | 13.6 cm | 6.5k | 23.5 |
| 7.5k | 14.0 cm | 7k | 24 |
| 8k | 14.5 cm | 7.5k | 25 |
| 8.5k | 14.9 cm | 8k | 25.5 |
| 9k | 15.3 cm | 8.5k | 26 |
| 9.5k | 15.7 cm | 9k | 26.5 |
| 10k | 16.1 cm | 9.5k | 27 |
| ADIDAS - KIDS | |||
| US / NZ | HEEL - TOE | UK | EUROPE |
| 10k | 16.1 cm | 9.5k | 27 |
| 10.5k | 16.6 cm | 10k | 28 |
| 11k | 17.0 cm | 10.5k | 28.5 |
| 11.5k | 17.4 cm | 11k | 29 |
| 12k | 17.8 cm | 11.5k | 30 |
| 12.5k | 18.3 cm | 12k | 30.5 |
| 13k | 18.7 cm | 12.5k | 31 |
| 13.5k | 19.1 cm | 13k | 31.5 |
| 1 | 19.5 cm | 13.5k | 32 |
| 1.5 | 20.0 cm | 1 | 33 |
| 2 | 20.4 cm | 1.5 | 33.5 |
| 2.5 | 20.8 cm | 2 | 34 |
| 3 | 21.2 cm | 2.5 | 35 |
| 3.5 | 21.6 cm | 3 | 35.5 |
| 4 | 22.1 cm | 3.5 | 36 |
| 4.5 | 22.5 cm | 4 | 36.5 |
| 5 | 22.9 cm | 4.5 | 37.5 |
| 5.5 | 23.3 cm | 5 | 38 |
| 6 | 23.8 cm | 5.5 | 38.5 |
| 6.5 | 24.2 cm | 6 | 39.5 |
| 7 | 24.6 cm | 6.5 | 40 |
| ADIDAS - MENS + WOMENS | ||||||||
| MENS | WOMENS | |||||||
| US/NZ | HEEL - TOE | UK | EUROPE | US/NZ | HEEL - TOE | UK | EUROPE | |
| 4 | 22.1 cm | 3.5 | 36 | 5 | 22.1 cm | 3.5 | 36 | |
| 4.5 | 22.5 cm | 4 | 36.5 | 5.5 | 22.5 cm | 4 | 36.5 | |
| 5 | 22.9 cm | 4.5 | 37.5 | 6 | 22.9 cm | 4.5 | 37.5 | |
| 5.5 | 23.3 cm | 5 | 38 | 6.5 | 23.3 cm | 5 | 38 | |
| 6 | 23.8 cm | 5.5 | 38.5 | 7 | 23.8 cm | 5.5 | 38.5 | |
| 6.5 | 24.2 cm | 6 | 39 | 7.5 | 24.2 cm | 6 | 39 | |
| 7 | 24.6 cm | 6.5 | 40 | 8 | 24.6 cm | 6.5 | 40 | |
| 7.5 | 25.0 cm | 7 | 40.5 | 8.5 | 25.0 cm | 7 | 40.5 | |
| 8 | 25.5 cm | 7.5 | 41 | 9 | 25.5 cm | 7.5 | 41 | |
| 8.5 | 25.9 cm | 8 | 42 | 9.5 | 25.9 cm | 8 | 42 | |
| 9 | 26.3 cm | 8.5 | 42.5 | 10 | 26.3 cm | 8.5 | 42.5 | |
| 9.5 | 26.7 cm | 9 | 43 | 10.5 | 26.7 cm | 9 | 43 | |
| 10 | 27.1 cm | 9.5 | 44 | 11 | 27.1 cm | 9.5 | 44 | |
| 10.5 | 27.6 cm | 10 | 44.5 | 11.5 | 27.6 cm | 10 | 44.5 | |
| 11 | 28.0 cm | 10.5 | 45 | 12 | 28.0 cm | 10.5 | 45 | |
| 11.5 | 28.4 cm | 11 | 45.5 | |||||
| 12 | 28.8 cm | 11.5 | 46 | |||||
| 12.5 | 29.3 cm | 12 | 46.5 | |||||
| 13 | 29.7 cm | 12.5 | 47.5 | |||||
| 14 | 30.5 cm | 13.5 | 48.5 | |||||
| 15 | 31.4 cm | 14.5 | 49.5 | |||||