The Curve Liner in Jet Black by NYX has an innovative, ergonomic shape that makes applying liquid liner mistake-proof. The grip zone provides just the right hold to make application precise, secure and best of all...effortless.Felt tip liner. Ergonomic shape for optimal holding and easy application. Grip zone for secure & precise application. Suitable for right and left handed application with universal shape. Skinny tip for precision lining. Excellent color pay-off. Quick drying, smudge proof, no feathering, no skipping, no running, paraben free.