The fastest way to a younger look is a whiter smile. And with the GO SMILE Smile Whitening System, you could see results in just one day! Even more exciting, GO SMILE's patented delivery method is amazingly fast and easy to use, and it ensures that the whitening serum stays potent until the moment you're ready to use it. Just Flip, Pop and Whiten, twice a day for seven days and in no time at all your smile will be at its very best.One more reason to smile: a recent clinical study reported no sensitivity after using GO SMiLE! PLUS: Six extra bonus ampoules! Once you've completed the seven day system, use the extra ampoules any time for a whitening boost. You can use them on your most stubborn stains, before a special event, or whenever your smile needs a lift. Because nothing is as beautiful as a radiant smile. 20 Patented Single-Use Ampoules 0.02 oz.