Purifying patches to target and soothe blemishes, day and night COSRX's Master Patch Basic are ultra-thin hydrocolloid patches designed to protect, dry out, and speed up the healing of pimples while preventing bacteria and impurities from infiltrating them. They absorb excess sebum and impurities directly at the core of the blemish, while soothing the area to reduce inflammation and redness. Discreet, adhesive, and easy to wear, these patches create a moist healing environment, promoting faster skin repair while preventing touching or popping pimples, thus limiting the risk of marks and scars. ✔ Protect blemishes from bacteria and friction ✔ Absorb excess sebum and impurities ✔ Quickly reduce redness and inflammation ✔ Promote cleaner and faster healing ✔ Ultra-thin, invisible under makeup, suitable for day and night use