Numbering equivalents - Man
American 6 7 8 9 10 10½ 11 11½ 12
Continental (EU) 39 40 40½ 41 42 42½ 43 43½ 44 45 45½ 46 47
Traditional Spanish 38 39 39½ 40 41 41½ 42 42½ 43 44 44½ 45 46

Numbering equivalents - Woman
American 5 6 7 8 9 10
Continental (EU) 34 35 35 36 37 37 38 39 39 40 41 41
Traditional Spanish 33 34 34 35 36 36 37 38 38 39 40 40