United Kingdom Size 18 to US: XXL

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

Analyzing Women’s Belt Size Equivalence Across Markets

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.

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.