What it is: A mascara with a perfectly engineered brush and innovative stretch formula to extend and separate the thinnest, shortest, hard-to-reach lashes. What it does: Laura Mercier Long Lash Mascara extends and precisely separates the thinnest, shortest, hard-to-reach lashes by expertly scooping up and lengthening each one—while delivering just the right amount of product. The perfectly engineered brush, designed to meet Laura's specifications, dramatically lengthens and defines each lash. An innovative stretch formula lengthens, separates and curls each lash making lashes appear longer in just two strokes. The long-wearing, water-resistant and smudge-proof formula contains rich dark pigments to enhance lash color.