Answer (1 of 4): Well, I don't know how this sister sizes ( in relation like sister companies etc,,) ever became as you describe..There is nothing remotely close to each of those sizes. Mathematically and according to any standardized charts ..Remember one very important rule in life .Mathematics
No.1 Bra - 30 G to 40 D, did you know these are the same
Is 34C or 32D enough for being attractive, or do most guys consider this size to be small? - Quora
Sister Sizing 101
Are 8 Out of 10 Women Really Wearing the Wrong Bra Size? - The New York Times
What is the difference between 32C and 32D? - Quora
I wear a 32D bra size. Why does it look so small? - Quora
What is my bra size?
If I wear a 32C now, it's too tight, but a 34C is too big. What do I do? - Quora
Sister Sizes: The Bra Secret Every Person Should Know – Sister Sizes & Equivalent Bra Size Chart – ThirdLove
