• 1. [Smooth and High Color] Professional grade clarity, Erinde Liquid Eyeliner delivers solid color with a special formulated ink. High pigmentation concentration, deep black will stand out from the moment you put it on your skin. The ink supply of the brush tip is smooth and smooth, so even beginners can draw clear lines like a pro. Adheres evenly to uneven eyelids to prevent unevenness • 2. 24 Hour Water Resistant and Sweat Resistant: Non-bleeding iron eyeliner with waterproof formulation that prevents sweat, tears, and sebum from keeping your beautiful lines all day long. It is water resistant and will not fall apart even in the pool or during sports. Unique film technology holds the pigment in place on the skin so it won't transfer, or become bruised • 3. 0.0004 inch (0.1 mm) Ultra Fine Tip: The ultra-fine tip was developed based on surgical stainless steel needles, so it has zero branching on the hair tip. You can fill in the gap of your eyelashes with pinpoints, and you can freely adjust the delicate wings like a feather. The pressure adjustment allows you to change the line width from 0.0004 to 3 mm, allowing you to express the range from natural edges to dramatic cut clear • 4. Long Lasting: This notebook can be worn from morning to night. The "flexible polymer" formula is resistant to temperature changes and eyelid movements, so it won't crack even if it is bent. The special design will get tight over time, so you can stay fresh even after naps or long hours of work • 5. Stress-free even for beginners: Complete with a single stroke, it provides stable operation regardless of hand or hand. Adjusts ink dry speed to 0.5 second to prevent blinking failures. It is designed to allow even first-time users to smoothly draw the perfect line of eyelashes