Colgate Max Clean Whitening Foaming Toothpaste, with a great Effervescent Mint flavor, fights cavities, whitens teeth, freshens breath and cleans tough to reach spaces. Colgate MaxClean Whitening SmartFoam is designed with a special formula that foams 30% more as you brush (vs. a leading fluoride toothpaste). This whitening, foaming toothpaste gets in between teeth and around gums, helping to remove bad-breath germs even in tough to reach spaces. Colgate Max Clean with Whitening Foaming Toothpaste also fights cavities while the Effervescent Mint flavor helps freshen your breath.