US: XXL to United Kingdom Size 18

Cross-market women’s belt and cinch conversion mapping XXL specifications into 18.

Analyzing Women’s Belt Size Equivalence Across Markets

US: XXL: Corresponds to a waist/hip size of 95 $\text{cm}$ (38 $\text{in}$ ), waist range of 86–97 $\text{cm}$ (33.9–38.2 $\text{in}$ ), total strap length of 105 $\text{cm}$ (41.3 $\text{in}$ ), and fit classification Relaxed Waist / Hip.

United Kingdom Size 18: Corresponds to a waist/hip size of 95 $\text{cm}$ (38 $\text{in}$ ), waist range of 86–97 $\text{cm}$ (33.9–38.2 $\text{in}$ ), total strap length of 105 $\text{cm}$ (41.3 $\text{in}$ ), and fit classification Relaxed Waist / Hip.