Extend the life of AMC Gel Eyeliner by closing the lid between uses and keeping the protective foil inside the packaging intact. Since the formula is creamy and dries quickly, avoid applying Duraline directly inside the product. Mix on a palette or lid to experiment as desired. Usable as a base to intensify eyeshadow or pigments, mixed with a drop of Duraline for precise application, or as eyeshadow for the entire lid. Eyeliners