Removes 10 years of stains and whitens teeth 25x better than a leading whitening toothpaste*. Think your whitening toothpaste is giving you the whitest smile you can get? Think again. With Crest 3D White Glamorous White Whitestrips, you’ll whiten your smile 25x better than a leading whitening toothpaste*. Their no slip grip means the strips stay put until you take them off, allowing you to talk and even drink water while whitening your teeth. Using them just once a day for 30 minutes elevates your whiter smile to the next level. *when toothpaste is used for 4 weeks