Achieve flawless definition that lasts all day with Stila's iconic Stay All Day Waterproof Liquid Eyeliner. The ultra-fine brush tip delivers precise application for sharp lines or subtle shading, while the waterproof formula resists smudging, fading, and humidity for up to 24 hours of wear. Intense Smoky Quartz offers a sophisticated grey-brown shade perfect for creating depth and dimension. Whether you're lining the lash line, creating a dramatic wing, or blending for a smoky eye, this long-wearing formula glides smoothly without tugging or skipping. Dermatologist-tested and suitable for sensitive eyes. A professional-grade eyeliner that delivers salon-quality results every time.