Crest Pro-Health Advanced Active Strengthening Alcohol Free Mouthwash, 33.8 Fl Oz:99% stronger teeth* *strengthens enamel in lab test vs. regular toothpasteStrengthens enamel weakened by acids** **protects against the effect of plaque acids to help prevent cavitiesFreshens breathHelps prevent cavitiesAlcohol free so there is no burn of alcohol