COSRX Clear Fit Master Patch – 18 pcs is a targeted patch for blemishes, designed to help spots clear up faster and reduce redness. Each discreet patch protects the area from external aggressors while absorbing excess sebum and impurities. Easy to apply, it stays in place all day or all night, offering a quick and hygienic solution for blemish-prone skin and leaving it clearer and calmer.