Fun fact: Today is World Smile Day. Fittingly enough, it was established by Harvey Ball, the man who gave us the instantly recognisable yellow smiley face design. To celebrate this holiday, we've rounded up the best teeth whitening products to make your smile ultra-white. Because we should be able to enjoy our coffee and red wine without sacrificing a pearly white smile.
Keep reading to see 8 high-tech teeth whitening products to try now!