ShionLe's Pop-Up Eyeliner effortlessly draws thin, precise lines as fine as 0.11mm, giving you the ultimate control over your look. Say goodbye to lost caps with this innovative pop-up design, ensuring a hassle-free application every time. This pop-up design is fully sealed when closed, preventing any drying out, leaking, or exposure to moisture, guaranteeing a fresh application every time. Featuring a convenient felt tip, this eyeliner is easy to use, perfect for both beginners and makeup enthusiasts alike. Plus, it's multi-proof, meaning it's resistant to water, sweat, and humidity, ensuring your look stays flawless for hours on end.