Product description INNISFREE TRUECARE LINE. PHA TONER PAD Saves Skin and Fishes with Hypolymer It has a larger molecule than AHA and contains water. The surface of the skin consists of PH4.5 to 6.5, and the acidic foam adapts the PH of the skin that collapsed after washing, making it a healthy and lively skin. It's very simple to care for your skin. How to use Use Embossing to care for the skin and skin texture and smooth skin texture. 1. After washing the face, gently wipe it on the face with moisture. 2.Slightly wipe with opposite pad. 3.Finish with skin care products. *Note* Test the inside of your wrist when you first use the PHA component. Avoid using the sensitive skin and trauma area after extrusion.