I: prood Ultra Smooth Eyeliner Color: Deep Black A liquid eyeliner that pursues lasting beauty. With a firm 0.1mm ultra-fine brush, it's easy to draw thin lines, and the smooth feel extends to the outer corners of the eyes. Richly formulated with skin-friendly serum ingredients (moisturizing). With a perfect proof formula that is resistant to all causes of smudging, it delivers a rich, glossy color with a single stroke. Features... Waterproof Color... Black