Why are bra sizes even numbers?

Even though these numbers and letters correspond to specific proportions, there is no standardization in fit for the fashion industry – even for bras. They might fit their bras so you add 4 inches to your underbust measurement, or they might fit them so the band size corresponds to the actual ribcage measurement.

Can bra sizes be odd numbers?

If your result is an odd number, go UP to the next band size.. For example, if your rib cage is 32 inches, 32+3=35, round 35 up to a 36 band size. To determine the cup size: Example: if your ribcage measurement is 31, and your bust measurement is 37, your bra size is a 34C: 31+3=34, so 34 is your band size.

How tight should the band on a bra be?

“The band should be level all the way around, firm and secure but not too tight or too loose. The gore (the part in the middle between the cups), in a wired bra, should sit flat against your sternum.

Is there such a thing as one true bra size?

In a world of vanity sizes and mysterious designations like “medium,” you usually have to try clothes on before you have any clue if they fit. Bra sizing would seem to be different, since it involves numbers and math, but I’m here with bad news: There is no such thing as Your One True Bra Size.

What is the average size of a bra band?

The band is the part of the bra that wraps around your rib cage. In most American stores the bands usually range from 28 to 56. The most commonly produced sizes are 32-42. In the United States, the sizes are all even numbers.

How do you determine your bra size?

It sounds scientific: You just measure your ribcage and your bust, and then use a simple formula to convert those measurements to a bra size consisting of a number and a letter (for example, “34B”). Here’s the typical formula, but as we will see, it varies:

What are sister sizes in Bras?

This quirk is behind what’s known as the sister sizes: bra sizes that have the same fit in the cup but different fit in the band. If you wear a 36C, for example, a 34D is the same cup with a shorter band. Confusing?