What it is: A dissolving teeth-whitening strip that helps gently whiten teeth up to seven shades in as little as two weeks.What it does: Perfect for use on the go, these effective whitening strips also leave your breath fresh. How to use: Place one strip on the front of your teeth (one on top and one on bottom). Let dissolve. It takes about 15 minutes. For best results, avoid eating or drinking for 30 minutes after use and use twice daily for 14 days. 56-count Paraben-free; sulfate-free; phthalate-free Made in the USA of imported materials