The e.l.f. Cosmetics H20 Proof Eyeliner Pen is a waterproof liquid eyeliner designed for precise application. Its fine felt tip allows you to create thin or thick lines with ease, delivering intense, smudge-proof color in a matte finish. The quick-dry formula ensures long-lasting wear and flawless results. Ingredients Water (Aqua) Styrene/Acrylates Copolymer Butylene Glycol Laureth-20 Acrylates Copolymer Phenoxyethanol 1,2-Hexanediol Caprylyl Glycol Ethylhexylglycerin Tocopheryl Acetate (Vitamin E) PPG-2 Butyl Ether PPG-2 Methyl Ether Propylene Glycol Disodium EDTA May Contain: Black 2 (CI 77266). Suggested Use> Shake well before use. Apply the eyeliner by gliding the felt tip from the inner to the outer corner of the eye, staying close to the lash line. Adjust the angle of the pen for a thicker or thinner line. Pair it with waterproof mascara and eyeshadow for a complete, long-lasting eye look.