A smile that s stunningly white and beautifully strong. Why just whiten when you can also strengthen? Crest 3D White Diamond Strong Whitening Mouthwash Wintermint 946 ml Alcohol Free whitens strengthens and refreshes bad breath. Its gentle foaming-action mouth rinse formula safely whitens teeth by removing surface stains and helps strengthen weakened tooth enamel. Plus this whitening mouthwash has a clean mint flavor. Use it along with Crest 3D White Diamond Strong toothpaste and Oral-B 3D White Pro-Flex toothbrush for a whiter and beautifully strong smile. From Crest 3D White the #1 Whitening Brand*. This Crest Mouthwash is for adults and children 12 years and older. Do not swallow the mouthwash while rinsing. *P&G Calculation based on Nielsen/U.S. Reported Sales for year ending week of 7/31/2022.