1. Smooth and natural lines: Our formula creates effortlessly smooth and natural lines, providing the perfect thickness for your desired look. 2. Waterproof, sweat-resistant, and anti-smudging: Enjoy deep, rich color that lasts all day without smudging, even in humid conditions. 3. Skincare-grade formula: Infused with skincare-grade ingredients, our formula protects the delicate eye area while providing intense color payoff. 4. Easy to remove: Gentle on the skin, our formula is easy to remove, preventing melanin deposition around the eyes. 5. Built-in pencil sharpener: Complete with a built-in pencil sharpener, you can easily trim pen refills for precise application every time.