Define your eyes like an expert with the DHC Liquid Eyeliner EX, an intensely black, gentle brush-tip applicator pen. This easy-to-use, long-lasting & smudge-proof eyeliner pen dispenses just the right amount of liner to create any look, from a bold cat-eye flick to a sleek line for elegant definition. The fine brush nib ensures precise application, whilst the water-resistant formula will keep your look intact throughout your day. ultra quick-drying formula. Draw a line along the edge of your eyelid, adjusting the pressure to create thin or thick lines. At first use, shake gently or press the tip to the back of your hand to encourage flow.