Soft Bristles: Silky soft bristles 0.1mm can deep into pores for thorough cleansing. Effectively improve blood circulation,removes oils, dirt, make-up residue and blackheads, revealing a smooth complexion without causing irritation to the skin. Suitable for all skin types: It have several functional brush heads,such as Sensitive, deep pore, Acne Professional facial brush heads for all types of skin cleaning Premium quality : This facial brush heads made of advanced PBT materials--only 0.01mm, which is much gentler and softer. Great for extra level of exfoliation and deep cleansing. Suggestion : It's suggested to change the brush head every 3-4 months to ensure better performance & health. Applications: It's nearly compatible with all cleansing devices