This formula glides on with ease, dries quickly and wont smudge or run day-into-night. The fine marker-like tip offers precise application for everyone and results in beautifully defined eyes that will leave lasting impression. Results in beautifully defined eyes that leave a lasting impression. Perfect to draw thin, precise lines or thick, dramatic strokes. Waterproof, transfer-proof, and smudge-proof. Glides on with ease, dries quickly, and won't smudge or run day-into-night.