The It Cosmetics Tightline 3-In-1 Lash Primer Eyeliner Mascara offers a multi-functional approach to eye enhancement. Its innovative formulation acts as a primer to condition lashes, a fine liner to define the lash line, and a mascara to deliver black color and volume. This product is designed to provide the look of a liquid eyeliner application while coating every lash from root to tip with rich black pigment. Experience enhanced definition and fuller-looking lashes with this versatile tool.