Maybelline Unstoppable Eyeliner features a long-lasting, waterproof formula for all day wear. The mechanical eyeliner is self-sharpening to deliver a defined line every time.With a self-sharpening tip, this mechanical eye pencil delivers control and definition from natural lines to your boldest looks Ultra smooth, even application Smudge-resistant Waterproof formula Safe for sensitive eyes and contact lens wearers, ophthalmologist testedUPC 041554513493