US: 11.5 to Europe Size 39
Cross-market men’s footwear, boots, sneakers, and loafers size conversion mapping 11.5 specifications into 39.

Analyzing Shoe Size Equivalence Across Markets
US: 11.5: Features a foot length of 29.5 (11.6 ), a recommended range of 29.1–29.5 (11.5–11.6 ), and fit type Standard Width (D).
Europe Size 39: Features a foot length of 24.5 (9.6 ), a recommended range of 24.1–24.5 (9.5–9.6 ), and fit type Standard Width (D).
Other Conversions to Europe Size 39
US: 6 → eu-396 to eu-39
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US: 6.5 → eu-396.5 to eu-39
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US: 7 → eu-397 to eu-39
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US: 7.5 → eu-397.5 to eu-39
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US: 8 → eu-398 to eu-39
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US: 8.5 → eu-398.5 to eu-39
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US: 9 → eu-399 to eu-39
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US: 9.5 → eu-399.5 to eu-39
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US: 10 → eu-3910 to eu-39
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US: 10.5 → eu-3910.5 to eu-39
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US: 11 → eu-3911 to eu-39
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US: 11.5 → eu-3911.5 to eu-39
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