![Amazon.com: Colgate Optic White ComfortFit Teeth Whitening Kit with LED Light and Whitening Pen, LED Teeth Whitening Kit, Enamel Safe, Works with iPhone and Android : Health & Household Amazon.com: Colgate Optic White ComfortFit Teeth Whitening Kit with LED Light and Whitening Pen, LED Teeth Whitening Kit, Enamel Safe, Works with iPhone and Android : Health & Household](https://m.media-amazon.com/images/I/81fKF4IGRfL.jpg)
Amazon.com: Colgate Optic White ComfortFit Teeth Whitening Kit with LED Light and Whitening Pen, LED Teeth Whitening Kit, Enamel Safe, Works with iPhone and Android : Health & Household
![Amazon.com: Colgate Optic White Pro Series Whitening Kit, Teeth Whitening Pen and LED Tray, Professional-Level Whitening Set, Rechargeable : Health & Household Amazon.com: Colgate Optic White Pro Series Whitening Kit, Teeth Whitening Pen and LED Tray, Professional-Level Whitening Set, Rechargeable : Health & Household](https://m.media-amazon.com/images/I/71nCo+Mm0VL.jpg)
Amazon.com: Colgate Optic White Pro Series Whitening Kit, Teeth Whitening Pen and LED Tray, Professional-Level Whitening Set, Rechargeable : Health & Household
![Amazon.com: Colgate Optic White ComfortFit Teeth Whitening Kit with LED Light and Whitening Pen, LED Teeth Whitening Kit, Enamel Safe, Works with iPhone and Android : Health & Household Amazon.com: Colgate Optic White ComfortFit Teeth Whitening Kit with LED Light and Whitening Pen, LED Teeth Whitening Kit, Enamel Safe, Works with iPhone and Android : Health & Household](https://m.media-amazon.com/images/I/81ny7Go0SuL._AC_UF350,350_QL80_.jpg)
Amazon.com: Colgate Optic White ComfortFit Teeth Whitening Kit with LED Light and Whitening Pen, LED Teeth Whitening Kit, Enamel Safe, Works with iPhone and Android : Health & Household
We tried Colgate's latest teeth whitening device that claims to whiten teeth by 6 shades in 10 days: Does it work?
![Amazon.com: Colgate Optic White ComfortFit Teeth Whitening Kit with LED Light and Whitening Pen, LED Teeth Whitening Kit, Enamel Safe, Works with iPhone and Android : Health & Household Amazon.com: Colgate Optic White ComfortFit Teeth Whitening Kit with LED Light and Whitening Pen, LED Teeth Whitening Kit, Enamel Safe, Works with iPhone and Android : Health & Household](https://m.media-amazon.com/images/I/81KduulQswL._AC_UF350,350_QL80_.jpg)