US: 4XL to United Kingdom Size 8-10

US: 4XL: Corresponds to a waist/hip size of 105 $\text{cm}$ (42 $\text{in}$), waist range of 97–107 $\text{cm}$ (38.2–42.1 $\text{in}$), total strap length of 115 $\text{cm}$ (45.3 $\text{in}$), and fit classification Expanded / Plus.

United Kingdom Size 8-10: Corresponds to a waist/hip size of 75 $\text{cm}$ (30 $\text{in}$), waist range of 66–76 $\text{cm}$ (26–29.9 $\text{in}$), total strap length of 85 $\text{cm}$ (33.5 $\text{in}$), and fit classification Standard Waist / Hip.