The Cosrx Master Patch basic is a highly effective acne spot treatment that comes in a pack of 90 patches, designed for targeted blemish care. These patches are formulated with key active ingredients like hydrocolloid, which works by absorbing excess oil and pus from the blemish, promoting faster healing and reducing inflammation. The ultra-thin patches adhere seamlessly to the skin, creating a protective barrier that prevents further irritation and contamination. The gentle yet powerful formula is suitable for all skin types and can be used day or night for continuous blemish care. Experience quick and visible results with these convenient and discreet patches that help to minimize the appearance of breakouts without causing dryness or irritation.