US: M (31–33) to United Kingdom Size 26–28

US: M (31–33): Corresponds to a waist stretch range of 78.7–83.8 $\text{cm}$ (31–33 $\text{in}$), hip circumference of 96.5 $\text{cm}$ (38 $\text{in}$), thigh clearance of 55 $\text{cm}$ (21.7 $\text{in}$), and fit style Briefs, Boxers & Boxer Briefs.

United Kingdom Size 26–28: Corresponds to a waist stretch range of 66–71 $\text{cm}$ (26–28 $\text{in}$), hip circumference of 84 $\text{cm}$ (33 $\text{in}$), thigh clearance of 48 $\text{cm}$ (18.9 $\text{in}$), and fit style Briefs, Trunks & Boxer Briefs.