Key Features Infused with collagen to support skin elasticity. Delivers intense hydration and nourishment. Provides a lifting effect for a firmer appearance. Comfortable and easy-to-use sheet mask. Suitable for all skin types. How to Use After cleansing and toning, remove the mask from the package and unfold it. Carefully place the mask over your face, aligning it with your eyes, nose, and mouth. Leave the mask on for 15-20 minutes, allowing the serum to absorb. Remove the mask and gently pat any remaining se rum into your skin.