I'm having surgery this week and I'm worried about the size. Rib cage: about 72 Chest room: 12~12.5 (average because it varies depending on where you go) The doctor said that I should choose size 380 (demi) or 425 (full). I put the size in. When I look at it, I think 380 looks natural? I didn't have breast surgery, so I think my breasts should be the size they were originally. I do n't think the surgery will be noticeable. That's why I'm worried. I wonder if 425 is too much. I don't have any breasts, and the bones in my new breasts are wide behind, so even if I get a size bigger than other people, it won't be noticeable. I heard that ㅠㅠ If anyone has any experience, please let me know.