US: 34-36 to United Kingdom Size 46-48

US: 34-36: Corresponds to a relaxed chest range of 90–94 $\text{cm}$ (35.4–37 $\text{in}$), elastic waist range of 76–82 $\text{cm}$ (29.9–32.3 $\text{in}$), and fit classification Relaxed / Comfort Fit.

United Kingdom Size 46-48: Corresponds to a relaxed chest range of 114–118 $\text{cm}$ (44.9–46.5 $\text{in}$), elastic waist range of 100–106 $\text{cm}$ (39.4–41.7 $\text{in}$), and fit classification Loose Lounge Fit.