In those cases, you’re usually given a syringe of whitening gel that you can pump into the tray, but this Opalescence Go kit has trays that are pre-loaded with gel to streamline the process even ...
LED teeth-whitening kits typically include a light tray and gel ... vanilla and mint. These prefilled Opalescence teeth whitening trays are easy to take on the go. They contain 15% hydrogen peroxide ...