Size Conversion
SWS Size
UK Size
US/AUS Size
EU Size
CM
4
3.5
W6
36
23.5
5
4.5
W7
37
24
6
5.5
W8
38
25
7
6.5
W9
39
26
8
7.5
W10
40
26.5
9
8.5
W11
41
27.5
.