Get professional teeth whitening results from the comfort of your own home with the Philips Zoom! NiteWhite 6 Syringe Kit. This kit includes 6 syringes of NiteWhite 22% Carbamide Peroxide gel, providing enough for 18 applications to help you achieve a brighter smile. The included shade guide allows you to track your progress and see the dramatic difference in your teeth's shade. The kit also comes with a tray case, 2 tray molds made of EVA for your dentist to customize. Say goodbye to stains and discoloration and hello to a dazzling, radiant smile with this at-home teeth whitening kit.