If your band measurement is 34 inches and your bust measurement is 37 inches the difference is three inches and your cup size is c. When you move down a band size you should also move up a cup size. The two major aspects of bra size are the band size and the cup size. Lets say were talking about a size 34 bra. Then determine your cup size according to below chart. Those 32c c cups are smaller than the 34c c cups so while this new band might fit just fine the cups will now be too small.
The difference between your band size and size under your bust is a cup size. So you try a 32c right. Our bra size chart presents full range of bust measurements starting from cup size a up to k. With me so far. Warp a tape over your biggest area of breast and measure it. You can use this information to better compare different cup sizes.
Band size frame size the band size is the size of the bra band around the torso. If there is a one inch. Measuring right bra cup size is easier than you think. Bra cup size is the measurement of full bust size so c cup is 3 inches bigger than band size. So if the b. This is called bra.
In determining your sister size you have the option to go one size up or one size down. That means the area around the chest directly below the chest is about 34 inches. C cup breasts are one cup size larger than b cups they add one more inch to your overbust circumference assuming the ribcage circumference doesnt change. Difference band minus cup measurement cup size less than 1. To calculate cup size deduct the band size from the bust size. However band sizes come in different measurements in different countries in that sizes such as small medium and large equate to different measurements.
Less than 1 inch aa cup 1 inch a cup 2 inch b cup 3 inch c cup 4 inch d cup. Now subtract this measurement from the band size you measured above. So the definition of a c cup is having a 3 difference between the bust and ribcage measurements. 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. Then you measure the bust. Also you can easily figure out what your band size is by checking your under breast measurement and matching it to the right dimension no matter where you are from as we present sizing for different countries and locations such as us uk european french spanish and italian.
Then go up two cup sizes. And if you go down two band sizes. The sister sizes of a bra are alternative sizes which essentially have the same cup volume as the original bra size even if the band size and the cup letter are different.