Sonic cleansing refers to the rapid movements of the bristles giving a deep cleanse. Sonic vibrations extend into the pores to loosen clogged dirt and residue that your hands cannot reach.By using an optimal range of frequency and amplitude of oscillations, sonic facial cleansing devices create cyclic motions that gradually loosens adhesions between the pores and comedones and remove dead skin and debris.MintSonic V-Lift's patented sonic cleansing technology is significantly more effective than cleansing with exfoliating brushes, your hands, or a washcloth. It also helps reduce dry patches and blemishes without over-exfoliating, and is very gentle on your skin.