Features: 1. **Waterproof Formula**: Our bronze eyeliner is crafted with advanced acrylate copolymers, ensuring it withstands water, sweat, and humidity for all-day wear without smudging. 2. **Long-lasting Color**: Experience vibrant, long-lasting color that stays put from morning to night, thanks to our innovative color-locking technology that resists fading and wear. 3. **Easy Application**: The sharpenable pen tip allows for precise application, making it easy to create defined lines or soft, smoky looks with just a few strokes. 4. **Smudge-proof Performance**: Enjoy a flawless finish with our smudge-proof formula that keeps your eye makeup intact, no matter the occasion or environment. 5. **Versatile Use**: Perfect for everyday wear or special occasions, this bronze eyeliner enhances your eyes with a stunning metallic finish, suitable for all skin tones. Our waterproof eyeliner pen (bronze color) is carefully formulated with acrylate copolymers and ethylene glycol. Designed specifically to enhance water resistance and the longevity of makeup. The usage method is extremely convenient: Sharpen the pen tip before use to ensure it is sharp enough. Gently draw lines along the contour around the eyes to create delicate eye lines. Easily draw smooth eyeliner with a clear contour that is not easy to smudge. And it has a long-lasting color-locking formula, which can prevent sweat and oil and is not easy to cause makeup to come off.