US: 3.5–4.5 to Europe Size 38–40

Cross-market women’s sock and hosiery conversion mapping 3.5–4.5 specifications into 38–40.

From Standard & Size
US
Converted Equivalent
EU
33–34
Based on row equivalence: US 3.5–4.5 | EU 33–34
Standard cross-walk matching active anthropometric row parameters.
US: 3.5–4.5 to Europe Size 38–40 Conversion

Analyzing Women’s Sock Size Equivalence Across Markets

US: 3.5–4.5: Corresponds to a foot length range of 20–21.5 cm\text{cm} (7.9–8.5 in\text{in}), US shoe size bracket of 3.5–4.5, and fit classification Snug / Petite Fit.

Europe Size 38–40: Corresponds to a foot length range of 23.5–25 cm\text{cm} (9.3–9.8 in\text{in}), US shoe size bracket of 7–9.5, and fit classification Comfort Stretch / Ankle Grip.

Other Conversions to Europe Size 38–40