What size bra should my daughter wear?
Andrew Mclaughlin
Updated on January 11, 2026
If you are between inches, round UP. Take that number and add 4. If your daughter has a 28-inch ribcage, she will probably feel best in a 32 band. If she has a 30-inch ribcage, see how a 34 band feels.
How do I know what size bra my daughter needs?
How to Buy Your Daughter's First Bra
- Take a tape measure and measure around the ribcage, just below the breasts. ...
- Take that measurement and add 5 inches to get the chest size.
- Measure around the fullest part of the breast.
- Subtract the chest measurement from the breast measurement to get a cup size.