nike grade school

UK US（Y) EU CM
3.5 4Y 36 22.4
4 4.5Y 36.5 22.7
4.5 5Y 37.5 23.2
5 5.5Y 38 23.5
5.5 6Y 38.5 23.8
6 6.5Y 39 24.3
6 7Y 40 24.6