This unique Double Strength whitening toothpaste combines state-of-the-art technology with an exclusive processing method to provide the ultimate whitening effect in a mouthwash base formula. With regular use, this product whitens tooth enamel, eliminates yellowing and offers maximum oral hygiene. As you brush, the built-in mouthwash disperses to hard to reach areas to help fight bacteria that cause bad breath. Suitable for use with an electric toothbrush.