Tubing Liquid Eyeliner Pen Black. Benefits: Jet-Black Precision: Creates a bold, intense color layer that enhances any look.. Smudge-Free and Long-Lasting: Resists fading, flaking, smudging, or runningeven through sweat, tears, and rubbing.. Effortless Application: The elongated handle ensures precise control, while the fine brush tip allows for everything from delicate lines to bold cat eyes.. Gentle Removal: Slides off easily with warm water and gentle pressureno makeup remover required.. Key Ingredients: Hydrating Polymers: Provide a smooth, even application without tugging.. Research Results: Clinically Tested: Proven non-irritating and safe for sensitive eyes and oily skin..