Underwear Size Conversion Chart
Common letter-sizing across US/UK/EU/JP.
About this tool
Underwear Size Conversion Chart is a single-purpose utility on instant.tw, a free toolbox of calculators, converters, generators, and quick lookups. Everything works in your browser — nothing is uploaded, nothing is stored on a server unless explicitly noted.
Category: Sizing & Fit. Browse more Sizing & Fit tools.