Size Guide - Pre-school (PS) Nike

UK EUR USA JP (cm) BR
10 27 10.5C 17 25
10.5 27.5 11C 17.5 26
11 28 11.5C 18 27
11.5 28.5 12C 18.5 27
12 29.5 12.5C 19 28
12.5 30 13C 19.5 29
13 31 13.5C 20 30
13.5 31.5 1Y 20.5 31