Easy to use: Simply apply the purple whitening toothpaste serum and toothbrush for 2 minutes and see how fast your teeth look brighter! It is perfect for on-the-go use, anytime, anywhere. Innovative color correcting technology: Our purple toothpaste uses deep violet-purple shade from the color wheel to counteract saturated yellow tones on the tooth's surface. It cancels out yellow overtones, revealing a noticeably brighter, whiter color without leaving any residue behind. Pain-free teeth whitening: Our water-soluble dyes cancel any shade of yellow to reveal a brighter smile without any sensitivity or irritation. It is gentle on teeth enamel and gums. Premium teeth whitener: Our color-correcting technology works to counter-balance the different hues in your teeth, concealing stains and improving brightness for a whiter smile. Teeth whitening: Our peroxide-free purple toothpaste is a perfectly safe teeth whitening solution. It effectively whitens teeth without causing enamel breakdown or tooth sensitivity, making it gentle on teeth and gums. It is also non-abrasive.