Europe Size 28.5 to US: 13-M

Cross-market children’s footwear width fitting conversion mapping 28.5 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
11-W
Based on row equivalence: US 11-W | EU 28.5 | Foot Length 17.5 cm
Standard cross-walk matching active anthropometric row parameters.
Europe Size 28.5 to US: 13-M Width Conversion

Analyzing Shoe Width and Fitting Equivalence Across Markets

Europe Size 28.5: Corresponds to a foot length of 17.5 cm\text{cm} (6.9 in\text{in}), ball width of 7.4 cm\text{cm} (2.9 in\text{in}), grade Wide (2E), growth margin 1 cm\text{cm}, estimated age 6-7y, Mondopoint 175 mm\text{mm}, and fit type Little Kid Wide (US 11 / 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