![People are learning their real bra sizes thanks to a calculator that's gone viral on TikTok | Mashable People are learning their real bra sizes thanks to a calculator that's gone viral on TikTok | Mashable](https://helios-i.mashable.com/imagery/articles/02Abom3KrJbcwyhzER5aFfl/hero-image.fill.size_1200x900.v1619745381.jpg)
People are learning their real bra sizes thanks to a calculator that's gone viral on TikTok | Mashable
![I had a conversation about bra sizes with my roommates today and I realised a lot of men and women don't know how bra sizes work. "How can you have a D? I had a conversation about bra sizes with my roommates today and I realised a lot of men and women don't know how bra sizes work. "How can you have a D?](https://preview.redd.it/8wuh0cuz3tz51.jpg?auto=webp&s=e74e71e7fb3540ad204dc371c2e09ab642ab53e1)
I had a conversation about bra sizes with my roommates today and I realised a lot of men and women don't know how bra sizes work. "How can you have a D?
![Guide] 30H: The shallowest to the most projected cups. Full guide/list is in "Bra Data By Size" section : r/ABraThatFits Guide] 30H: The shallowest to the most projected cups. Full guide/list is in "Bra Data By Size" section : r/ABraThatFits](https://i.redd.it/jd58l5qyg0hy.png)