Why do bra sizes go from D, DD, to DDD instead of just going from D, E, to F? - Quora

Answer (1 of 5): I think cup volume is not proportionate from D cup in any band size. Normally cup size is function of band size, which is over ruled from D cup onwards. So to indicate the very fact D, DD and DDD sizes are introduced, where cup volume will be not exactly increased by 1 inch more

Would you change the bra sizing system? Why or why not? - Quora

Is there a bra size between 30DD and 30DDD? I've tried both and DD is too small and DDD is too large. - Quora

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What's the difference between a DDD, E, and F bra cup size? - Quora

How big is a D cup bra size? - Quora

What is the average bra size in America? - Quora

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What is the definition of a size DD bra? - Quora

May Sightseeing Estimated how far do bra sizes go tense feedback Sympathetic