US
UK
EUROPE
CHINA
INCHES
CM
10
8
40 42 10.6 26.9
11
9
41 43.5 11 27.9
12
10
42 44.5 11.4 29
13
11
43 46 11.8 30
14
12
44 47.5 12.2 31
15
13
45 48.5 12.6 32