Colgate Optic White Express Teeth Whitening Pen, Enamel-Safe Tooth Whitening Applicator, Helps Whiten Teeth in As Little As 1 Day of Use, 7 Day Whitening Treatment, 0.08 fl ozBrand Colgate Product Benefits Whitening Item Form Gel Number of Items 1 Included Components Applicator About this item Includes one (1) 0. 08 fl oz Colgate Optic White Express Teeth Whitening Pen, 7 Days of Whitening Treatment Experience whiter teeth in just 1 day using this hydrogen peroxide teeth whitening pen (when used as directed) The Colgate whitening pen features a new precision applicator to easily target the surface of each tooth with the