Effective Remove Years of Stains: This professional teeth whitening pen can effectively and quickly remove years of stains caused by coffee, tea, wine, smoking, soda, and more. Its natural mint flavor will keep your mouth feeling fresh have a beautiful and bright smile.At-home Teeth Whitener: We've come pretty far from the days when whitening teeth require a trip to the dentist and thousands of bucks. With our easy-to-use teeth whitener pen, you can now achieve pearly whites without leaving your couch and have to deal with harsh chemicals from other teeth whitening products.Professional Quality and Affordable: This whitening pen is the perfect at-home solution for premium quality whitening without any sensitivity. There is no need to visit the dentist for expensive and harsh chemical whitening treatments.Convenient and Travel Friendly: The compact design measured at 5 munites makes it so easy to whiten your teeth on the go, at any time and any place. The pen device features a durable twist mechanism with a soft brush tip that gently paints each tooth and its crevices for a complete whitening experience. The transparent tube allows you to see exactly how much product is left. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.