Hydrocolloid Technology – Creates a moist, healing environment that speeds up recovery and prevents scabbing. Barrier Against Infection – Shields the sore from bacteria and viruses, reducing the risk of spreading. Makeup-Friendly & Discreet – Ultra-thin transparent design lets you apply makeup right over the patch. Waterproof Protection – Stays in place even through eating, drinking or light washing. Long-Lasting Wear – Each patch offers up to 12 hours of continuous, effective treatment.