Bra Size Chart. Measuring and International Conversions

Bra Sizing Guides. 

How To Measure
Bra Cup Size Chart
International Conversions

How to Measure

Step 1

Measure your rib cage, under your breasts where the band would be after expelling air from your lungs.

  • Round fractions to the nearest whole number.
  • DO NOT add inches
  • Find your band size using this chart.

Rib cage measurement conversion chart

Step 2

Measure the fullest part of your breast.
Calculate the difference between the fullest and rib cage measurement.

The difference determines cup size.

Calculate cup size chart

Bra Cup Size Chart - Equivalents

International Cup Size Conversions


International Cup Size Conversions