United Kingdom Size 13–14.5 to US: 15.5–18
Cross-market men’s sock conversion mapping 13–14.5 specifications into 15.5–18.

Analyzing Sock Size Equivalence Across Markets
United Kingdom Size 13–14.5: Corresponds to a US shoe size range of 13.5–15, foot length of 30.5–32 (12–12.6 ), and fit classification Extended Volume / High Stretch.
US: 15.5–18: Corresponds to a US shoe size range of 15.5–18, foot length of 32.5–35 (12.8–13.8 ), and fit classification Max Volume / Bariatric & Therapeutic.
Other Conversions to US: 15.5–18
United Kingdom Size 3.5–5 → us-15-5-183.5–5 to us-15-5-18
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United Kingdom Size 5.5–7.5 → us-15-5-185.5–7.5 to us-15-5-18
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United Kingdom Size 8–10 → us-15-5-188–10 to us-15-5-18
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United Kingdom Size 10.5–12.5 → us-15-5-1810.5–12.5 to us-15-5-18
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United Kingdom Size 13–14.5 → us-15-5-1813–14.5 to us-15-5-18
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United Kingdom Size 15–17.5 → us-15-5-1815–17.5 to us-15-5-18
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