Colgate Optic White Whitening Mouthwash, made with Optic Brightners is a great complement to the Optic White Toothpaste to instantly give you a fabulous white. Proven to give you long lasting protection with continued use. Gives you temporary optical effect of instant whitening by removing surface stains. Contains Flouride for overall protection. Provides protection against surface stains only. Colgate Optic White Whitening Mouthwash, made with Optic Brightners is a great complement to the Optic White Toothpaste to instantly give you a fabulous white. Proven to give you long lasting protection with continued use. Gives you temporary optical effect of instant whitening by removing surface stains. Contains Flouride for overall protection. Provides protection against surface stains only.