Referenced in "US Men's" sizes

US 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 12.5 13
UK 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12
EU  37.5 38 38.5 39 40 40.5 41 42 42.5 43 44 44.5 45 46 46.5 47 47.5

IN

9 ¼ 9 ¼ 9 ½ 9 ½ 9 ¾ 10 10 10 ¼ 10 ½ 10 ¾ 11 11 11 ¼ 11 ½ 11 ½ 11 ¾ 12
CM 23.5 23.5 24.1 24.1 24.8 25.4 25.4 26 26.7 27.3 28 28 28.6 29.2 29.2 29.8 30.5