Advanced Teeth Whitening Pen Hydrogen Peroxide Treatment Fast, effective, super-convenient on-the-go teeth whitening. The Smileactives Advanced Teeth Whitening Pen provides a whitening boost that seeps into nooks & crannies, and its soft-bristle brush provides quick and easy, no-mess applications. Each pen lasts for up to three weeks and is enough for a full course of twice daily applications. You can see noticeable results in as little as 7 days. Product Directions Remove cap and twist dial on bottom of pen counter-clockwise to advance gel to brush tip. Initially may take up to 20 turns of the dial to prime pen. Brush gel onto teeth, taking a few seconds to thinly coat each tooth. Do not rinse off. Use 2-4 times per day for best results. It is recommended to abstain from eating or drinking for 20 minutes after application. Product Benefits EASY & CONVENIENT WHITENING – No need for trays or strips. The pen easily goes where you go. LONG-LASTING WHITE SMILE – Use pen as directed and you can always count on a white smile! ADVANCED TECHNOLOGY – Formulated with Polyclean Technology for whole teeth whitening. QUALITY INGREDIENTS – Water-based gel formula that is free from alcohol, parabens and detergents.