Get an instantly whiter smile and cleaner teeth with the help of Luster NOW! Instant Whitening Toothpaste. It is gentle on teeth and safe on enamel, and it will provide results after just one brushing. This Luster toothpaste, 4-oz features Bluverite technology which creates the optical effect of whiter teeth for a whitening lift that lasts for hours. In addition, this fluoride toothpaste helps remove surface and deep stains with daily use. It has a refreshing Happy Mint flavor.