分类： Measurement Guides

Step-by-step articles about how to measure bra size, understand cup size, and use underbust and bust measurements more accurately.

Use the Main Calculator

Turn your underbust and bust measurements into a practical starting size in US, UK, and EU systems.

Check Sister Sizes

Compare neighboring sizes when the cup volume feels right but the band fit still needs adjustment.

Review Fit Problems

Learn what signs like cup gaping, band riding up, or wire pain usually mean for your next size choice.