Colgate Optic White Take-Home Gel - 9% - 2 syringes [CLGTP-04671]
from $30.39
by Erin D
Date Added: Thursday 12 March, 2015
I use this gel with the whitening trays I got from my dentist two years ago. I find it stays in my trays as well as any other gels usually do and I'm already seeing a noticeable brightening of my teeth after using it for only a couple days.