Archive: If you have been thinking of how to make your teeth sparkling white,this whitening pen is the solution.This professional strength whitening brush-on paint pen allows for a thin application of whitening gel. Active oxygen bubbles instantly and begin to remove stains. How to use:Clean and dry your teeth Open the cover and twist the other end of the pen.Do not touch your teeth within 30 seconds to 1 minute. Pen Color is silvery, shown as pictures. PLS NOTE that due to lighting effects, monitor's brightness / contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item! .Condition:New Material :Aluminium Packing :approx. 13 x 1.5 x 1.5cm/ 5.11" x 0.59" x 0.59" Length: approx. 12.7cm/ 5". Diameter :1.3cm/0.51".You will start seeing changes in your brown,colored teeth within a very short period of time.