U.S.A. Size | Insole Measures (inches) | Approximate Age |
3 | 4 3/4" | 9 - 12 months |
4 | 5" | 12 - 16 months |
5 | 5 1/4" | 16 - 20 months |
6 | 5 1/2" | 20 - 24 months |
7 | 5 3/4" | 2 - 2 1/2years |
8 | 6" | 2 1/2 - 3 years |
9 | 6 1/4" | 3 - 3 1/2 years |
10 | 6 1/2" | 3 1/2 - 4 years |
11 | 6 3/4" | 4 - 4 1/2 years |
12 | 7" | 4 1/2 - 5 years |