CosRx Acne Pimple Master Patch (24 Patches) is a fast-acting, dermatologist-tested overnight acne treatment which soothes and protects the affected area, maintaining skin humidity for accelerated healing.Providing a barrier against secondary, bacterial infection, the Hydrocolloid material adheres to the skin, extracting impurities, reducing inflammation and stimulating recovery.The pack contains 24 patches in 3 sizes, packaged in a sterilised, resealable pouch. Cruelty-free and vegan-friendly. Free from parabens, sulphates, phthalates and alcohol.Directions of use:Cleanse face thoroughly and apply patch to dry skin.Leave for 8-10 hours or until patch turns white due to absorbed impurities.Peel off gently and replace with new patch.