I tried Cosrx AHA/BHA CLARIFYING TREATMENT TONER for ONE WEEK!! (it literally burnt me?!) - YouTube
Giving Cosrx AHA BHA Clarifying Treatment Toner A Try - Glam Skin Review
Amazon.com : COSRX AHA/BHA Treatment Toner, Facial Exfoliating Spray for Whiteheads, Pores, and Uneven Skin, 5.07 fl.oz/ 150ml, Not Tested on Animals, No Parabens, No Sulfates, No Phthalates, Korean Skincare : Beauty