Dr. Martens Size Conversion

US UK EU
10 9 27
10.5 9.5 27.5
11 10 28
11.5 10.5 28.5
12 11 29
12.5 11.5 30
13 12 31
13.5 12.5 31
1 13 32
1.5 13.5 32.5
2 1 33
2.5 1.5 33.5
3 2 34
3.5 2.5 35
4 3 36