US: 3XL (24–26) to United Kingdom Size 12–14
Cross-market women’s underwear, panty, and thong conversion mapping 3XL (24–26) specifications into 12–14.

Analyzing Women’s Underwear Size Equivalence Across Markets
US: 3XL (24–26): Waist contouring range of 99.1–104.1 (39–41 ), full hip range of 124.5–129.5 (49–51 ), style variants Extended Plus Briefs & Comfort Foundations, and fit classification Full Figure Plus Fit.
United Kingdom Size 12–14: Waist contouring range of 71.1–73.7 (28–29 ), full hip range of 96.5–99.1 (38–39 ), style variants Panties, Briefs, Bikinis & Boy Shorts, and fit classification Classic Regular Fit.
Other Conversions to United Kingdom Size 12–14
US: XS (0–2) → uk-12-14XS (0–2) to uk-12-14
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US: S (4–6) → uk-12-14S (4–6) to uk-12-14
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US: M (8–10) → uk-12-14M (8–10) to uk-12-14
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US: L (12–14) → uk-12-14L (12–14) to uk-12-14
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US: XL (16–18) → uk-12-14XL (16–18) to uk-12-14
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US: 2XL (20–22) → uk-12-142XL (20–22) to uk-12-14
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US: 3XL (24–26) → uk-12-143XL (24–26) to uk-12-14
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