e.l.f. Intense Ink Eyeliner in Blackest Black. This smudge-proof, long-wear eyeliner features a felt tip pen for precise application, allowing you to create sleek or bold lines. It glides on smoothly without smudging, feathering, or running, and its quick-dry formula instantly enhances the lash line with rich, long-lasting color. The gentle and safe formula is perfect for everyday use or professional application.