Our yellow acne patch contains polyvinyl chloride. It can help repair facial skin, restore smooth facial skin, effectively fade acne, and make your skin more beautiful. Its usage is simple: clean the face, keep the acne area dry, choose a product of appropriate size, aim it at the center of the acne, gently press for 3-5 seconds, let it stand for 8-12 hours, and then remove it after the acne turns white. It can protect damaged skin, promote acne and acne healing, and help repair smooth skin.