Bra fitting : why are companies still 'adding 4'?

The bafflingly prevalent +4 method of fitting bras (of deducing back size by measuring the underbust and adding four or five inches) is a relic from the very beginnings of the modern bra. The old, stiff materials used simply didn't have enough flex for details like breathing, and the 'right fit' came from underbusts four…

Want to know the real reason why women are wearing the wrong bra

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What is my bra size? My underbust is 26' and bust is 28.5'. I don't fit into a 32A, 32B, nor a 32AA. - Quora

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What is my bra size? My underbust is 26' and bust is 28.5'. I don't fit into a 32A, 32B, nor a 32AA. - Quora

What is my bra size if my band size is 24 inches and my bust is 32 inches? My age is 17. - Quora

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