What it is: A thin, soft, waterproof gel eyeliner that offers precision accuracy and ease of application.What it does: No pot, no brush, no cleanup required. Its unique formula is poured into a slim mechanical component and has the malleability, intensity and staying power of a traditional eyeliner. The transfer-proof, long-lasting formula delivers extended wear. How to use: Two clicks is all you need to line the eye. Each advanced mechanical eyeliner pencil lasts for approximately 17-20 uses. 0.002 oz. Sulfate-free; phthalate-free; gluten-free; talc-free; mineral oil-free; triclosan-free; synthetic dye-free; synthetic fragrance-free Ophthalmologist tested