Measure Your Bra Size (CM)
Preferred by users in Europe and internationally. Our metric calculator uses precise measurements to find your EU starting point with ease.
Find Your Perfect Fit (CM)
Enter your measurements in centimeters to calculate your recommended bra size.
How to Measure in CM
The process is similar to inches, but with higher resolution. Use the metric side of your tape.
Measure snugly around your ribcage in centimeters (e.g. 78cm).
Measure loosely around the fullest part of your bust in centimeters (e.g. 94cm).
Understanding EU Sizing
European sizing (e.g., 75B, 80C) is logical. The number represents your ribcage measurement, and the letter represents the proportional cup volume.
- Direct ribcage mapping
- Standard 2cm cup increments
- Consistent across EU brands
Guides & Articles
Explore our latest research on international sizing and fit.
The Ultimate Guide to Bra Styles: Plunge, Balconette, Demi, and More
Learn what plunge, balconette, demi, T-shirt, full coverage, and other bra styles actually do so you can pick the right shape for your outfit and fit.
Is 34DD the Same as 36D? Sister Sizes Explained
Is 34DD the same as 36D? Learn how bra sister sizes work, when they help, and when the same cup volume still gives a different fit.
Best Measuring Tape for Bra Size Calculator
Stop guessing and learn the right way to measure your underbust and overbust for a perfect fit.