Brand from South Korea: PUREDERM. With cacao extract to remove excess sebum, pore waste and blackhead thoroughly, and tighten enlarged pores. Pareben-free. How to use: 1. After washing your face, keep your nose and the area around it wet. 2. Peel off the clear film on the back of the nose patch. 3. Apply the patch to your nose and push down to smooth it out. 4. Leave for 10-15 minutes until it hardens. 5. Slowly peel off the patch, starting from the edges.