United Kingdom Size 12–14 to US: S (4–6)

United Kingdom Size 12–14: Bust interval range of 91.4–96.5 $\text{cm}$ (36–38 $\text{in}$), natural waist range of 69.9–74.9 $\text{cm}$ (27.5–29.5 $\text{in}$), shoulder width of 39.4 $\text{cm}$ (15.5 $\text{in}$), sleeve length of 78.7 $\text{cm}$ (31 $\text{in}$), style variants Blouses, T-Shirts, Tank Tops, Sweaters & Cardigans, and fit classification Classic Regular Fit.

US: S (4–6): Bust interval range of 86.4–90.2 $\text{cm}$ (34–35.5 $\text{in}$), natural waist range of 64.8–68.6 $\text{cm}$ (25.5–27 $\text{in}$), shoulder width of 38.1 $\text{cm}$ (15 $\text{in}$), sleeve length of 77.5 $\text{cm}$ (30.5 $\text{in}$), style variants Blouses, T-Shirts, Tank Tops & Sweaters, and fit classification Slim Tailored Fit.