FAQs

• What is a Bra Sister Size?
  A bra sister size is a different bra size that has the same cup volume as your current size but with a different band size.
• How do I find my Bra Sister Size?
  Simply enter your current bra size into the calculator, and it will show you the sister sizes for a better fit.
• Are sister sizes the same as regular bra sizes?
  No, sister sizes have different band measurements but the same cup volume.
• Why should I consider trying a sister size?
  If your current bra is uncomfortable or you need a different option, trying a sister size may offer a better fit.
• Can I use the calculator for any brand?
  Yes, the Bra Sister Size Calculator can help you find a sister size regardless of the brand.
• Does band size affect cup size?
  Yes, a change in band size also affects the cup size. Sister sizes have different band sizes but the same cup volume.
• Can I use this calculator if I don’t know my exact size?
  Yes, you can estimate your band and cup size based on your measurements or use a fitting guide.
• Is it common to wear a sister size?
  Yes, many people find that trying a sister size can give them a better and more comfortable fit.
• Do sister sizes fit all women?
  While sister sizes can provide a better fit for many, it is always best to try on different options.
• Will this calculator work in all countries?
  Yes, the calculator can be used with US, UK, EU, and other common sizing systems.