Keeps working after brushing (Whitens by removing surface stains and helps to prevent new stains between brushings). Alcohol free. Effective peroxide formula. Enamel safe. Freshens breath. Actively whitens & seals out new stains (Whitens by removing surface stains and helps to prevent new stains between brushings). Whiter teeth in 5 days with the Optic White line. Use Optic White Mouthwash after brushing with Optic White Toothpaste and Optic White 360 degree toothbrush. Does not contain ethanol. Turn off the top while brushing. Save water.