Adidas Baby's & Toddlers Footwear
| UK | 1. HEEL-TOE | EUR | US |
| 0k | 3.1" | 16 | |
| 1k | 3.5" | 17 | 1 |
| 2k | 3.8" | 18 | 2.5 |
| 3k | 4.2" | 19 | 3.5 |
| 4k | 4.5" | 20 | 4.5 |
| 5k | 4.8" | 21 | 5.5 |
| 5.5k | 5" | 22 | 6 |
| 6k | 5.2" | 23 | 6.5 |
| 6.5k | 5.3" | 23.5 | 7 |
| 7k | 5.5" | 24 | 7.5 |
| 7.5k | 5.7" | 25 | 8 |
| 8k | 5.8" | 25.5 | 8.5" |
| 8.5k | 6" | 26 | 9 |
| 9k | 6.1" | 26.5 | 9.5 |
| 9.5K | 6.3" | 27 | 10 |
Adidas Kid's Footwear
| UK | 1. HEEL-TOE | EUR | US |
| 9k | 6.1" | 26.5 | 9.5 |
| 9.5k | 6.3" | 27 | 10 |
| 10k | 6.5" | 27.5 | 10.5 |
| 10.5k | 6.7" | 28 | 11 |
| 11k | 6.9" | 29 | 11.5 |
| 11.5k | 7" | 30 | 12 |
| 12k | 7.2" | 30.5 | 12.5 |
| 12.5k | 7.3" | 31 | 13 |
| 13k | 7.5" | 31.5 | 13.5 |
| 13.5k | 7.7" | 32 | 1 |
| 1 | 7.8" | 33 | 1.5 |
| 1.5 | 8" | 33.5 | 2 |
| 2 | 8.1" | 34 | 2.5 |
| 2.5 | 8.3" | 25 | 3 |
| 3 | 8.5" | 35,5 | 3.5 |
| 3.5 | 8.7" | 36 | 4 |
| 4 | 8.8" | 36 2/3 | 4.5 |
| 4.5 | 9" | 37 1/3 | 5 |
| 5 | 9.2" | 38 | 5.5 |
| 5.5 |
9.3" |
38 2/3 |
6 |
| 6 |
9.5" |
39 1/3 |
6.5 |
| 6.5 |
9.6" |
40 |
7 |