La Sportiva (Euro) US
37.0 5
37.5 5.5
38.0 6
38.5 6.5
39.0 6.5+
39.5 7
40.0 7.5
40.5 8
41.0 8.5
41.5 8.5+
42.0 9
42.5 9.5
43.0 10
43.5 10.5
44.0 10.5+
44.5 11
45.0 11.5
45.5 12
46.0 12.5
46.5 12.5+
47.0 13