미류맘
치아미백은 영구적이지 않아요 그래서 고민만하게되고 선뜻 나서질 못하네요
安装 Cashdoc 应用程序
My front teeth have become discolored, and I really want to get whitening doneㅠㅠ
There could be various causes, but I think I'm managing reasonably well, so I'm 고민이네요.
I'm curious whether whitening is permanent or if it discolorates again over time.