Europe Size 18 to US: 13-M

Cross-market children’s footwear width fitting conversion mapping 18 specifications into 13-M for Brannock infant/child grades, M/W/XW sizing indexes, and ball width dimensions.

From Standard & Size
EU
Converted Equivalent
US
2-W
Based on row equivalence: US 2-W | EU 18 | Foot Length 10 cm
Standard cross-walk matching active anthropometric row parameters.
Europe Size 18 to US: 13-M Width Conversion

Analyzing Shoe Width and Fitting Equivalence Across Markets

Europe Size 18: Corresponds to a foot length of 10 cm\text{cm} (3.9 in\text{in}), ball width of 4.8 cm\text{cm} (1.9 in\text{in}), grade Wide (2E), growth margin 0.6 cm\text{cm}, estimated age 6-9m, Mondopoint 100 mm\text{mm}, and fit type Infant Wide (US 2 / Width 2E).

US: 13-M: Corresponds to a foot length of 19 cm\text{cm} (7.5 in\text{in}), ball width of 7.3 cm\text{cm} (2.85 in\text{in}), grade Medium / Standard (D), growth margin 1 cm\text{cm}, estimated age 8-9y, Mondopoint 190 mm\text{mm}, and fit type Little Kid Medium (US 13 / Width D).

Other Width Conversions to US: 13-M