Stay All Day Waterproof Liquid Eye Liner Stay All Day Waterproof Liquid Eye Liner May the wings of your eyeliner always be even. Enter Stila's Stay All Day Liner. A tapered applicator lets you choose the width of your design: from thin to thick and every dramatic look in between. A waterproof formula ensures all-day wear that lasts into the night.. Waterproof to avoid smudging and running. Glides on smoothly. Fine tip offers precision. 0.016 oz. Lay flat against eye for a thicker line. Store horizontally for best results. STIL-WU152. S389050001. Created in 1994 by a top celebrity makeup artist, Stila is known for its modern, sophisticated, non-intimidating approach to beauty. The brand's innovative, multi-tasking formulas, eco-friendly packaging, and fashion-forward colors have cemented its place on must-have lists of top beauty editors around the world.