United Kingdom Size 28–30 to US: M (31–33)

Cross-market men’s underwear and boxer brief conversion mapping 28–30 specifications into M (31–33).

From Standard & Size
UK
Converted Equivalent
US
S (28–30)
Based on row equivalence: US S (28–30) | EU 44
Standard cross-walk matching active anthropometric row parameters.
United Kingdom Size 28–30 to US: M (31–33) Conversion

Analyzing Underwear Size Equivalence Across Markets

United Kingdom Size 28–30: Corresponds to a waist stretch range of 71–76 cm\text{cm} (28–30 in\text{in}), hip circumference of 89 cm\text{cm} (35 in\text{in}), thigh clearance of 51 cm\text{cm} (20.1 in\text{in}), and fit style Briefs, Boxers & Boxer Briefs.

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

Other Conversions to US: M (31–33)