Function: Deep tooth cleaning, stain removal, and refreshing lips and teeth Feature: Multidimensional whitening of teeth, root removal of stains, tartar, and yellowing of teeth Lasting freshness, refreshing without spicy taste, removing oral odor Mild ingredients help alleviate oral problems and repair oral health 4 major antibacterial repair factors, clean the oral cavity, reduce plaque How to use: 1. Apply the essence directly on the toothbrush and brush your teeth. 2. Or apply the essence on the toothpaste and use it together. 3. Daily use can make the effect better. Notes: Due to the difference between different monitors, the image may not reflect the actual color of the item. thank you very much Package Included: 3 box Tooth Serum