After you purchase a Hismile package, you get mouth trays, an LED gentle, and 6 teeth whitening pods. Each entire whitening treatment method only needs 1 to 2 pods, so a single kit supplies whitening for just a year. When you do have to restock on whitening gel, you should https://electric-callus-remover-f58146.theisblog.com/18649768/teeth-whitening-kit-for-dummies