Professional Eye Liner Perfection. The professional combination in one easy to use product. Line & Flick in one! CRUELTY-FREE: Revolution Beauty products are cruelty-free and always have been. We're PETA-certified and never allow animal testing at any stage of development for both ingredients and final products. HOW TO USE: Use each side separately or together. Apply a small amount of primer to your eyelid. Start with a line above your lashes, make sure you use small lines and strokes for precise application. VEGAN: Does not contain any animal derived ingredients. CREATE A BOLD LOOK: Use the ‘Thin’ for precise lines, and the ‘Thick’ for the ‘Full on Effect’ and to sculpt your own look, super intense black, and perfectly precise. EXTREME PRECISION EYELINER: Professional definition and flick perfection. Define your line and your flick for any occasion. Super intense black, and perfectly precise.