US: XS (32–34) to United Kingdom Size 46–48

US: XS (32–34): Corresponds to a chest width of 81.3–86.4 $\text{cm}$ (32–34 $\text{in}$), neck collar girth of 35.6 $\text{cm}$ (14 $\text{in}$), sleeve length of 81.3 $\text{cm}$ (32 $\text{in}$), and fit style Slim Tailored Fit.

United Kingdom Size 46–48: Corresponds to a chest width of 116.8–121.9 $\text{cm}$ (46–48 $\text{in}$), neck collar girth of 44.5 $\text{cm}$ (17.5 $\text{in}$), sleeve length of 91.4 $\text{cm}$ (36 $\text{in}$), and fit style Generous Full Fit.