A 28DD is small. VERY small. Its sister sizes are 30C and 32A. A 42DD is massive. The cup is relative to the band size.
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![A 28DD is small. VERY small. Its sister sizes are 30C and 32A. A 42DD is massive. The cup is relative to the band size.](https://hurraykimmay.com/wp-content/uploads/2017/02/Bras-How-Sister-Sizing-Works-Hurray-Kimmay-blog.jpg)
Bras: What is Sister Sizing? Bra Sizing Explained by Kimmay
![A 28DD is small. VERY small. Its sister sizes are 30C and 32A. A 42DD is massive. The cup is relative to the band size.](https://cdn.shopify.com/s/files/1/0305/6249/files/sister_size.jpg?v=1692231415)
Sister Sizes: The Bra Secret Every Person Should Know – Sister Sizes & Equivalent Bra Size Chart – ThirdLove
![A 28DD is small. VERY small. Its sister sizes are 30C and 32A. A 42DD is massive. The cup is relative to the band size.](https://themelonbra.com/wp-content/uploads/2019/03/SisterSizes-min.jpg)
Everything You Need to Know About Bra Sister Sizes - The Melon Bra
![A 28DD is small. VERY small. Its sister sizes are 30C and 32A. A 42DD is massive. The cup is relative to the band size.](https://cdn.shopify.com/s/files/1/0305/6249/files/sister_size_f436a91c-0bb4-440e-8fea-3321ca0f7194.jpg?v=1692231470)
Sister Sizes: The Bra Secret Every Person Should Know – Sister Sizes & Equivalent Bra Size Chart – ThirdLove
![A 28DD is small. VERY small. Its sister sizes are 30C and 32A. A 42DD is massive. The cup is relative to the band size.](https://hurraykimmay.com/wp-content/uploads/2017/02/Kimmay-with-tape-measure-hurray-kimmay-blog-1024x380.jpg)
Bras: What is Sister Sizing? Bra Sizing Explained by Kimmay
![A 28DD is small. VERY small. Its sister sizes are 30C and 32A. A 42DD is massive. The cup is relative to the band size.](https://themelonbra.com/wp-content/uploads/2019/03/bust-ratio-diagram-min.jpg)
Everything You Need to Know About Bra Sister Sizes - The Melon Bra
![A 28DD is small. VERY small. Its sister sizes are 30C and 32A. A 42DD is massive. The cup is relative to the band size.](https://cdn.shopify.com/s/files/1/0305/6249/files/size_chart_bra_feb3e267-906e-4ca4-a9ec-d64a9f614e8c_1024x1024.jpg?v=1692230450)
Sister Sizes: The Bra Secret Every Person Should Know – Sister Sizes & Equivalent Bra Size Chart – ThirdLove
![A 28DD is small. VERY small. Its sister sizes are 30C and 32A. A 42DD is massive. The cup is relative to the band size.](https://external-preview.redd.it/4VDChs_RG3I9vDAtewfBveLit1cXtCvN_xlb848aYL4.jpg?auto=webp&s=f36c668a5bd1beb12078d24660ceeadd198226bc)
I'm lost! Am I a 32G/GG or a 34F? : r/ABraThatFits
![A 28DD is small. VERY small. Its sister sizes are 30C and 32A. A 42DD is massive. The cup is relative to the band size.](https://www.upbra.com/upbra-sistersizes-cup.png)
What is my bra size?
![A 28DD is small. VERY small. Its sister sizes are 30C and 32A. A 42DD is massive. The cup is relative to the band size.](https://static.wikia.nocookie.net/bustyresources/images/d/d0/Sister_Sizes_BFC.jpg/revision/latest/scale-to-width-down/932?cb=20140526211416)
Sister size, Bustyresources Wiki
Which bra size is bigger, 34C or 34D? - Quora
![A 28DD is small. VERY small. Its sister sizes are 30C and 32A. A 42DD is massive. The cup is relative to the band size.](https://cdn.shopify.com/s/files/1/2964/7474/files/sister-size-calculator_1024x1024.png?v=1621964444)
Bra Sister Sizes + Sister Size Chart
What is the difference between B, C, and D bra sizes? - Quora
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