Missha's 3-Step Whitening Mask is a comprehensive skincare treatment that combines peeling gel, essence, and sheet mask in one convenient package. This innovative system helps brighten and even out skin tone through a systematic three-step process. The mask treatment consists of three distinct steps: 1. Peeling Gel - Helps remove dead skin cells and prepare the skin 2. Essence - Contains brightening ingredients to enhance skin radiance 3. Sheet Mask - Delivers intensive nourishment and brightening benefits The product contains Vitamin C which is known for its skin brightening properties. Each step builds upon the previous one for maximum effectiveness.