You've always taken the best care possible for your mouth. Now, you can upgrade to the new Crest HD daily two-step system. We've isolated ingredients to deliver superior results with a Purifying Cleanser and Perfecting Gel. Step 1 strips plaque away, and Step 2 polishes and whitens for an amazing experience that lets you feel the difference from first use. Try it today, and upgrade to a more luminescent smile with 6 X healthier mouth & 6 X whiter teeth in 1 week.