Think Size Conversion

US UK EU
5 - 5.5 5 38
6 - 6.5 5.5 - 6 39
7 6.5 40
7.5 - 8 7 - 7.5 41
8.5 8 42
9.5 9 43
10 - 10.5 9.5 - 10 44
11 10.5 45
11.5 - 12 11 - 11.5 46
12.5 12 47
13 - 13.5 12.5 - 13 48