CosRx Acne Pimple Master Patch (24 Patches) is the original cult Korean pimple patch, a fast-acting, dermatologist-tested hydrocolloid spot sticker that treats blemishes overnight. Each acne patch adheres closely to the skin, drawing out impurities, reducing inflammation and protecting the spot from bacteria and picking while it heals.The hydrocolloid material maintains the humidity the skin needs for accelerated healing and forms a barrier against secondary infection, so spots flatten and clear faster. The pack contains 24 patches in 3 sizes in a sterilised, resealable pouch, and is free from parabens, sulphates, phthalates and alcohol. Cruelty-free and vegan-friendly.Key Benefits Flattens and clears spots overnight - visibly calmer skin by morning. Draws out impurities and reduces inflammation. Protects blemishes from bacteria, friction and picking. 24 patches in 3 sizes to fit any breakout. Key IngredientsHydrocolloid - absorbs impurities while maintaining the ideal healing environment.