dermatologist-developed. sonic movement offers deep yet gentle cleansing. two bristle types for targeted cleansing in hard-to-reach, contoured areas of the face where dirt hides. waterproof. swiss engineered. for all skin types. the first cleansing brush developed by clinique. angled tip targets t-zone, purifies pores. gentle on cheeks. lightweight, sleek and compact. makes 3-step routine more effective. automatic shut-off. automatically turns off after 30 seconds, so you can't overdo it. keeps a full charge for 180 minutes, making it ideal for travel.