A creamy, retractable eyeliner with a multi-chrome effect and up to 12 hours of waterproof hold. What Else You Need to Know: This creamy pencil changes color according to the ambient light and lasts up to 12 hours, offering results that are almost too good to be true. Its metallic effect reveals new shades depending on the light and viewing angle. Clinical Results: In a clinical study on 22 people, instrumental measurement results showed:- The eyeliner lasts up to 12 hours