摘要：Dear Editor -in –Chief: Worldwide, the most important factor of various qualifications of skin care experts is hygiene conception to maintain cleanliness. Among the many cleansing tools are cleansing cream or oil, massage cream, face pack, and sponge. Sponge is the most frequently used in washing and has the advantage of effectively removing dust, residue, and oil, without skin stimulation during skin care management. In particular, from a health perspective, it reduces skin temperature.
