Bra cup sizes are not standardized so this is a good question. But on an average a cup size is about 150- 200 cc. So a 350 cc could be in the range of a B cup size. This also depends on your height and weight.
The purpose of the tissue expanders is to safely create a pocket that will work for the same size implant. If the permanent implant is larger than the pocket, there are risk of complications to include an unnatural appearance and rippling. Discuss your concerns with your surgeon. Best wishes!
Thank you for submitting your concerns.Based on the photographs and your concerns you would be a good candidate for Breast reconstruction. The removal of the lumps would be the first step you want take, followed by fat grafting where necessary. I would recommend you consult with a...