1. Formulated with green barley vinegarGreen barley vinegar which consists of three types of natural AHAs, provides effective dead skin cell removal for a soft & smooth skin.2. Mild essence for daily useIt’s mild that you can use everyday to gently remove dead skin cells and impurities to always keep the skin\'s texture smooth.3. Convenient leave-on typeThe product does not need to be rinsed off with water after use, allowing you to start next-step skin care right away.