Our Ultimate Waterproof Formula Provides Smudge-Proof, Humidity-Proof, Flake-Proof And Cry-Proof Wear, Featuring An Ultra-Fine Brush-Tip That Delivers Any Look – From A Thin Line To A Bold, Dramatic Stroke That Last Up To 16 Hours. It Glides On Seamlessly And Smoothly, While Delivering Intense, Highly-Concentrated Pigmentation In One Easy Swipe. This Innovative Eyeliner Features A Tank Delivery System That Allows The Perfect Flow Of Pogment With Every Application Offering Precision Accuracy, Ease Of Application And Extended Wear. Long-Lasting, Waterproof, Smudge-Proof And Break-Up Proof.