In France tooth whitening is not as popular as in some other countries, like the U.S. or the U.K. But of course French people still care a lot about how they look. And after being a smoker for several years my teeth were yellow and dull and not very attractive. When I heard about Beyond WhiteSpa I decided I should give it a try. And it really improved my smile.
Treatment time:
One treatment, three 20-minute cycles
Shade:
Increased 10 color shades