US: 8.5 to Europe Size 38.5
Cross-market men’s footwear, boots, sneakers, and loafers size conversion mapping 8.5 specifications into 38.5.

Analyzing Shoe Size Equivalence Across Markets
US: 8.5: Features a foot length of 26.5 (10.4 ), a recommended range of 26.1–26.5 (10.3–10.4 ), and fit type Standard Width (D).
Europe Size 38.5: Features a foot length of 24 (9.4 ), a recommended range of 23.6–24 (9.3–9.4 ), and fit type Standard Width (D).
Other Conversions to Europe Size 38.5
US: 6 → eu-38-56 to eu-38-5
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US: 6.5 → eu-38-56.5 to eu-38-5
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US: 7 → eu-38-57 to eu-38-5
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US: 7.5 → eu-38-57.5 to eu-38-5
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US: 8 → eu-38-58 to eu-38-5
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US: 8.5 → eu-38-58.5 to eu-38-5
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US: 9 → eu-38-59 to eu-38-5
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US: 9.5 → eu-38-59.5 to eu-38-5
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US: 10 → eu-38-510 to eu-38-5
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US: 10.5 → eu-38-510.5 to eu-38-5
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US: 11 → eu-38-511 to eu-38-5
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US: 11.5 → eu-38-511.5 to eu-38-5
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