Colgate Max Fresh Knockout with Whitening Toothpaste has 10X longer lasting cool*, so you can breathe confidently. This breath freshening toothpaste is uniquely formulated with odor neutralizing technology that helps destroy nasty odors and fight lingering food aftertastes.** Colgate Max Fresh Knockout Mint Fusion toothpaste is a flavored mint toothpaste packed with hundreds of mini breath strips that help keep your breath fresh for hours. Plus, this fluoride toothpaste fights cavities and whitens teeth leaving you with a confident smile.