boob job 🤔😩😭

I feel so insecure about the size of my boobs they're like little teenager boobs my sister is 15 and her boobs are already as big as mine 😭😭 I use size 32B . My boyfriend loves them and never ever has he complained about them but it's ME !! I want to go bigger not huge but at least a full B size . Any of you guys have their boobs done and are happy with it ? And how big did you go ? Do you feel more secure and confident ? I'm a little scared of the procedure but I'm definitely up for it ☺️