Master Patch Basic 90 pcs. by Cosrx offers an easy and effective solution for treating new pimples, especially for sensitive skin. These thin, flat hydrocolloid patches draw out bacteria and pus, promoting faster healing and preventing acne scars. Ideal for overnight use, they ensure you wake up with smaller pimples. Fragrance-free and silicone-free, they are gentle on the skin. Perfect for a clear, blemish-free complexion.