New Oral Tooth Whitening Charcoal Powder Decontamination Tooth Stain Yellow Remover Oral Care Usage: 1.Wet your toothbrush and dip into some powder, the powder is fresh mint flavor, contains whitening formula, a little goes a long way. 2.Gently brush your teeth for two minutes, 360℃ whitening. 3.Brush again with water to remove residue, deeply cleaning. 4.Enjoy your white teeth, bright smile ! 5.Brush the teeth with the teeth whitening agent for several minutes twice a day.