Europe Size 54 to US: 30

Europe Size 54: Features a waist girth of 97 $\text{cm}$ (38.2 $\text{in}$), inseam length of 84 $\text{cm}$ (33.1 $\text{in}$), rise depth of 29 $\text{cm}$, and hip allowance of 116 $\text{cm}$.

US: 30: 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 $\text{cm}$.