If it moves freely that is your measurement of bra band size is 31 or 33 it should be higher even number i e 32 and 34.
How to know bra cup size.
With this guide managing irregular bra cup sizes should be a breeze and sore breasts from incorrect bra sizes will be things of the past.
Subtract your band size from your bust measurement to find your cup size.
Bra size shouldn t be a guessing game.
A 32d would mean you have a 32 inch underbust and a 36 inch bust whereas a 32a would mean you have a 32 inch underbust and a 33 inch bust.
However band sizes come in different measurements in different countries in that sizes such as small medium and large equate to different measurements.
The cup size the letter is determined by the difference between your underbust and bust measurements.
Match the number to this bra size chart to determine your cup size.
The two major aspects of bra size are the band size and the cup size.
These simple at home bust measuring instructions will ensure a perfect fit for band and cup alike.
The cup size of your bra is based on your breast or bust size which is calculated by getting the difference between your underbust circumference and your chest or bust circumference.
Measuring the correct bra band size is very easy.
Tighten it and run a finger in the back.