Discover Stila’s #1 selling waterproof liquid eye liner - Stila Stay All Day® Waterproof Liquid Eye Liner Micro Tip Dark Brown - now with an even finer, ultra-thin tip that lets you line and define with precise strokes. This eyeliner is perfect for filling in the spaces between lashes, quickly and easily making lashes appear fuller. The formula glides on with ease, dries quickly, and won't smudge or run - from day into night.