TikTok.In the clip, she says the measurement can be done without wearing a bra.The first measurement will be taken under the breast and she calls it a "band size".She says: "If it's an odd number, round up to the next even number, that means if you are on 33in, go up to 34in."Next, it's going be the fullest part of your breast and that's going to be your 'cup size'."Madison then teaches her subscribers to get the right cup size by calculating the difference of the measurement under the breast and on the breast."One inch is cup A, two inches is B, three inches is C, so on and so forth," she adds.But it gets a bit tricker for cup size bigger than D.She then gives examples of a bust measurement of 48 inches and a band measurement of 40 inches,.
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