josmo
infants and toddlers

Size Group US & Canada UK Europe Inches Age Average
Infants 2 1 17 4.1 5-6 Months
2.5 1.5 18 4.2 6-7 Months
3 2 18 4.4 7-8 Months
Toddlers 3.5 2.5 19 4.5 8-9 Months
4 3 19 4.7 9-10 Months
4.5 3.5 20 4.8 10-11 Months
5 4 20 4.9 1 Year Old
5.5 4.5 21 5.1 1½ Year Old
6 5 22 5.3 2 Years Old
6.5 5.5 22 5.5 2 Years Old
7 6 23 5.6 2½ Years Old
7.5 6.5 23 5.8 2½ Years Old
8 7 24 5.9 3 Years Old
8.5 7.5 25 6 3½ Years Old

All Sizes in Inches Unless Otherwise Stated