by means of trays for teeth whitening at home. Two custom made trays will be produced. A whitening gel is placed in a tray and the patient goes to sleep with the trays in place. This method is the safest because it is possible to control the frequency of teeth whitening for the achievement of the desired effect. In case of the excessive sensitivity in the teeth, stop the whitening treatment and visit the dentist.

It is also possible to carry out teeth whitening procedure in the clinics, using Pola Office method. A whitening gel is placed on teeth and the teeth are bleached by means of a helio lamp. The effect is observed immediately after the procedure.