Description:  Maintain your gorgeous white smile wherever you go, just twist the bottom of the pen until you see gel come out of the tip. Apply a thin layer of gel to your teeth. Allow 30 seconds for it to dry, and you’ll be ready to light up any room with your pearly whites! Easily maintain a dazzling white smile in 30 seconds. Remove food and drink stains before they set. Stay in the habit of keeping your teeth white, wherever you may be. Keep your teeth maintained for a full month. Get the best results, guaranteed! INGREDIENTS: 12% hydrogen peroxide.