Size Adidas
3 uk = 35.1/3 = 21.5 cm
3.5 uk = 36 = 22.0 cm
4 uk = 36.2/3 = 22.5 cm
4.5 uk = 37.1/3 = 23.0 cm
5 uk = 38 = 23.5 cm
5.5 uk = 38.2/3 = 24.0 cm
6 uk = 39.1/3 = 24.5 cm
6.5 uk = 40 = 25.0 cm
7 uk = 40.2/3 = 25.5 cm
7.5 uk = 41.1/3 = 26.0 cm
8 uk = 42 = 26.5 cm
8.5 uk = 42.2/3 = 27.0 cm
9 uk = 43.1/3 = 27.5 cm
9.5 uk = 44 = 28.0 cm
10 uk = 44.2/3 = 28.5 cm
10.5 uk = 45.1/3 = 29.0 cm
11 uk = 46 = 29.5 cm
11.5 uk = 46.2/3 = 30.0 cm
12 uk = 47.1/3 = 30.5 cm
12.5 uk = 48 = 31.0 cm
13.5 uk = 49.1/3 = 32.0 cm