US: 40 to Europe Size 46

US: 40: Features a waist girth of 102 $\text{cm}$ (40.2 $\text{in}$), inseam length of 85 $\text{cm}$ (33.5 $\text{in}$), rise depth of 30 $\text{cm}$, and hip allowance of 121 $\text{cm}$.

Europe Size 46: Features a waist girth of 76 $\text{cm}$ (29.9 $\text{in}$), inseam length of 78 $\text{cm}$ (30.7 $\text{in}$), rise depth of 25 $\text{cm}$, and hip allowance of 94 $\text{cm}$.