Convenient & Travel-Friendly - The compact design 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 complete whitening experience. The transparent tube allows you to see exactly how much product is left. Safe & Gentle - This teeth whitening pen is ultra safe and provides fast results with just 1 minute of daily use. The pen contains 20 plus uses and with consecutive use, teeth can become 4 to 16 shades whiter. Professional Quality & Affordable - Our teeth whitening pen is the perfect home solution for premium quality whitening without any sensitivity. There is no need to visit the dentist for expensive and harsh chemical whitening treatments.