Smile and brush a thin layer of gel onto each tooth avoiding the gums. Replace cap. Wait 60 seconds before closing mouth. Avoid eating or drinking for 1 hour ...

How to Use Teeth Whitening Pen: Remove cap. Twist the dial on the bottom of the pen (it will only turn one way) to release the whitening serum ...

How long do the products last? Unopened your kit will last for 2 years, if you've opened your gel it will last for 12 months. Also, How do you get pearly ...