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Bra Size Calculator

Find your perfect bra size with accurate measurements. Converts between US, UK, and EU sizing standards.

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Find Your True Fit

Did you know 80% of women wear the wrong bra size? Our Bra Size Calculator helps you find the perfect fit using simple tape measurements. By comparing your snug underbust (band) and loose overbust (cup) measurements, this tool calculates your precise size, eliminating the discomfort of digging straps or gaping cups. Comfort starts with the right numbers!

Universal Sizing Conversion

Shopping online can be a nightmare with different international standards. This calculator instantly provides your size in US, UK, and EU formats. UK cups (DD, E, F, FF) progress differently than US cups (DD, DDD/E, G), and mixing them up is a common mistake. Use this tool to shop confidently for any brand, anywhere in the world.

Fitting Tip: The band should provide 80% of the support, not the straps! If your straps are digging in, your band might be too loose, forcing your shoulders to carry the weight.

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