Crest 3D Whitestrips Dental Whitening KitIt removes the pigmentation accumulated over years in just one hour to get noticeably white teeth. Teeth whiten faster than ever even when you don't have much time. Advanced adhesion technology, it sticks in place without slipping so you can talk and drink while teeth whitening. It uses the same tooth enamel safe whitening materials that dentists use. Hydrogen peroxide may cause an allergic reaction in some people