G.H. Bass

US (M) EU UK
8 41 7
8.5 41.5 7.5
9 42 8
9.5 42.5 8.5
10 43 9
10.5 44 9.5
11 44.5 10
11.5 45 10.5
12 46 11
12.5 46.5 11.5