Milani Stay Put Matte Waterproof Liquid Eyeliner Black in shade 150 is a high intensity liquid eyeliner designed to deliver bold matte black definition with exceptional staying power. This quick drying formula glides smoothly across the lash line allowing precise application from ultra fine lines to dramatic wings. Developed with advanced film forming agents such as styrene acrylates copolymer and polymethacrylates it creates a flexible layer that locks pigment in place while resisting smudging fading and transfer. Infused with ingredients like butylene glycol and propanediol it ensures a smooth fluid texture for effortless application. The addition of silica helps achieve a soft matte finish while iron oxides provide deep black color payoff. This waterproof sweat resistant formula is designed to last up to 17 hours making it ideal for long wear in humid or active conditions. The precision felt tip applicator offers control and accuracy ensuring clean sharp lines every time