Dermatologistdeveloped sonic movement offers deep yet gentle cleansing two bristle types for targeted cleansing in hardtoreach contoured areas of the face where dirt hidesin todayamprsquos environment skin needs a deeper clean the brushamprsquos gentle sonic action helps dislodge a world of impurities dirt and pollution that hand washing may miss even helps lift residue of makeups and sunscreenslike all clinique skin care it was developed with the expertise of our guiding dermatologist