tooth whitening,tooth whitening pen,tooth whitening system Tooth whitening pen Easy to use, convenient pen delivery! Just twist to release gel onto built-in brush Perfect for whitening maintenance or stand-alone usage Same as sold by dentists for patient whitening maintenance! Tooth whitening pen is a tooth whitening product that do not need any tray.You enjoy using it while on the move.Containing high quality, viscous whitening gel you can acheive up to 11 shades whiter.It safely and effectively remove all external stains on your teeth caused by things like coffee, tea and red wine. The super-convenient Whitening Pen allows you to whiten anytime, anywhere! Whitening pens can be used to whiten your teeth any time you wish even if you are sleeping, working, driving your car or any other time that a usual tooth whitening system is not convenient. So you can pack in your tooth whitening pen kit in your luggage, put it in your pocket or purse so that you can easily take your tooth whitening pen kit to any where you are going. Tooth whitening pen gel is one of the strongest formulations in the market.It deep into the tooth to lighten the internal pigments that stained your teeth.Designed to provide whitening maintenance after an initial whitening treatment, the Whitening Pen is the perfect way to maintain your whiter smile - or alternatively use alone, twice a day for up to 20 days or until desired shade has been reached, for most users this takes only 1 week. The pen also allows you to whiten individual teeth, for example, if you have one tooth darker than the rest the pen can be used to whiten the tooth to the same shade as it's surrounding teeth. To use the pen, just twist the end to release some gel onto the in-built brush. Brush onto front surface of the teeth. After 15 minutes brush gel off using a toothbrush.