Smudge proof and convenient twist up format for deep stroke. The black kajal with white eyeliner tip allows you to easily control the line to create the desired effect and the fast drying formula ensures that it doesnt smudge once applied! This is one of the best smudge proof kajal. Long-Lasting,Stays Up to 10 Hours. Unique Defensil System ( Patented Molecule) to Fight Irritation and Redness.