For example in a bra size 32d the 32 is the band size. An easy way to determine your true cup size is simply to locate your bra size on the chart. The bra size also known as brassiere measurement or bust size is the measure which indicates the size characteristics of a brabra size is usually expressed as consisting of two measurements with a number of systems in use around the world the band length often numerical and cup size often alphabetical. The letter portion of your bra size is your cup size. To measure your bra size fist we calculate the band size also known as the back size. The grey cells in the table below demonstrate how the sizes diagonally adjacent from the top right to the bottom left are the same in breast volume ie.
Use the following to convert the bra sizes betweem different locations. The number portion of the size the 34 in 34c for example represents your band size or the measurement around your rib cage just below your breasts. How your bra size is calculated. To find out your bra size all you need is a measuring tape or a piece of string or ribbon and a ruleryou should do this at least yearly. Bra sizes that are the same in volume are often referred to as sister sizes. Match the number to this bra size chart to determine your cup size.
The band or frame size is the firm circumference fitted not tightly measured directly underneath the breasts. All bra sizes in the same row across share the same sister size aka theyre all equal in cup volume. Your bras band size is the number portion of your bra size. Lets do another bra cup size comparison. If youre reading this you probably know as well as any other woman that finding your bra size and we mean real bra size isnt as clear cut as you once thought. 51 465 so using the chart below you are a dd cup.
If you wear a 32d you are actually a true c cup. How to measure bra size how to measure your bra size plus a chart calculator. The bust size is the loose circumference measured around the chest over the fullest part of the breasts while standing straight with arms to the side and wearing a properly fitted bra. So if the under bust is 31 inches your band size is 36 inches and if the under bust is 32 inches the band size is 36 inches. Lets say your bust measurement is 51 inches and your band size is 46 inches. The same volume of breast tissue spread across different size rib cages band sizes.
To get this number pull a soft measuring tape tightly around the bottom of your bra band while wearing it. In american lingerie boutiques department stores and on bra shopping sites band sizes typically range from 28 to 56. Take a look at our bra size chart below for reference. If the under bust measurement is an odd number 5 inches is added and if its even 4 inches are added. Now how to measure your bra size at home.