MINISO Ultrasonic Face Washing Brush Head with Ultrafine Bristles for Deep Cleansing is specially designed for face cleaning. The ultra-fine bristles gently penetrate deep into the pores. It is compatible with mainstream ultrasonic facial cleansers, and the high-frequency vibration improves the cleaning power. It is suitable for people who are troubled by makeup removal residue and blackheads. It is recommended to use it with amino acid cleanser.