US: 2XL (20–22) to United Kingdom Size 16–18

US: 2XL (20–22): Waist contouring range of 91.4–96.5 $\text{cm}$ (36–38 $\text{in}$), full hip range of 116.8–121.9 $\text{cm}$ (46–48 $\text{in}$), style variants Extended Plus Briefs & High-Waist Cuts, and fit classification Extended Plus Fit.

United Kingdom Size 16–18: Waist contouring range of 76.2–81.3 $\text{cm}$ (30–32 $\text{in}$), full hip range of 101.6–106.7 $\text{cm}$ (40–42 $\text{in}$), style variants Briefs, High-Waist Panties & Boy Shorts, and fit classification Comfort Stretch Fit.