1) Brand: COSRX 2) Country of origin: South Korea 3) Volume: 150mlFormulated with tea tree oil and natural BHA to refine skin, Good Morning Gel Cleanser has a pH level that's the closest to your skin's natural pH level, and leaves skin soft, moist and refreshed without stripping it of its natural oils. how to use 1. Apply and spread Low pH Good Morning Gel Cleanser on dry face and massage gently. 2. Lightly moisten face and create a light foam, then spread on entire face with gentle circular motions.