United Kingdom Size 46 to US: 32

United Kingdom Size 46: Corresponds to a waist size of 115 $\text{cm}$ (46 $\text{in}$), total strap length of 130 $\text{cm}$ (51.2 $\text{in}$), and recommended fit classification Relaxed / Expanded.

US: 32: Corresponds to a waist size of 80 $\text{cm}$ (32 $\text{in}$), total strap length of 95 $\text{cm}$ (37.4 $\text{in}$), and recommended fit classification Standard / Regular.