Brazil Sizing US Sizing CM INCHES
17/18 4 11.43 4.5
19 4.5 12.065 4.75
20 5 12.7 5
21 6 13.97 5.5
22 6.5 14.478 5.7
23/24 7 15.875 6.25
25/26 8 17.145 6.75
27/28 9/10 18.034 7.1
29/30 11 19.685 7.75
31/32 12 20.828 8.2
33/34 Junior1/2 22.225 8.75