The faster way to whiten teeth: when paired with professional whitening toothpaste, professional whitening accelerator helps lift even deep-set stains. Expect a brighter smile in less than a week. A safe, sensitivity-free way to whiten teeth 6 shades in 5 days (on average). This clinically proven formula contains powerful whitening agents that deliver exceptional teeth-whitening results when paired with Calprox-infused professional whitening toothpaste. Use accelerator and toothpaste together on a dry brush for healthy gums, fresh breath and whiter teeth. From the first use, teeth feel smooth and shiny with no gritty residue. • Accelerates the whitening process• Whitens teeth 6 shades in 5 days (on average) without sensitivity* (and we've got the studies to back it up!) Maintains + enhances professionally whitened teeth• Lifts deep-set stains below the enamel, without sensitivity• Makes smiles look shiny + new (even dentures, veneers, or bonded teeth!)