The micro-bladed look made easy! Benefit Brow Microfilling Pen creates the illusion of natural brow hair with 3 ultra-fine lines in a single stroke. It\'s designed to blend in with existing hairs, fill in gaps AND make brows appear where before there were none. The easy-to-apply formula looks natural and is waterproof*, smudge-proof and longwearing, creating a micro-bladed effect that lasts for 24 hours*. No pain, no commitment, just great brows! Creates a 24-hour* micro-bladed effect. 3-prong tip with 3 different lengths mimics natural brow hair. Comes in 4 versatile shades. 92% said it was easy to apply**. 96% said brows looked thicker**. 91% said it draws hair-like strokes**. The sheer tint formula comes in 4 versatile shades that flatter warm, cool and neutral undertones: Blonde, Light Brown, Medium Brown, Deep Brown. (*Instrumental test on 22 women. **Self-evaluation by 104 women after 1 week).