The Colgate Optic White ComfortFit LED Teeth Whitening Kit includes a light and pen for a convenient at-home teeth whitening experience. With active ingredients like Acrylates Copolymer and Hydrogen Peroxide, this kit is enamel safe and provides a minty flavor for freshness. The regular size kit comes in a 0.8 fl oz volume, making it easy to use and providing effective results. Colgate Optic White is a trusted product line known for its ability to brighten teeth and deliver a sparkling smile.