Cleans in multiple dimensions.Helps whiten teeth.Put a new twist on your teeth cleaning and whitening routine with the Colgate Twister Fresh Medium Whitening toothbrush. This teeth whitening toothbrush has polishing bristles in a unique twister bristle pattern to whiten while they clean between teeth and along the gumline. The whitening toothbrush also has curving bristles to fit the contours of your teeth and clean surfaces while the tongue cleaner keeps your mouth feeling fresh and clean for a new dimension in whole mouth freshness.