Infused with Amazonian clay and reinforced by tarte's natural waterproofing agent, this matte, blackest-black cream liner is a must for creating intense and long-lasting high-definition eyes. Product Performance: Everything you need to line and define your gorgeous eyes is inside. The custom designed angle of the double-ended bamboo liner brush allows for the most precise line possible—even for beginners. The result is the sharpness of a liquid liner look but with a plush velvety finish that’s easily smudgeable allowing you to create your choice of a sleek or smoldering line. tarte's high-performance natural™ Amazonian clay is nature's most perfect ingredient, lending deep color pigments while nourishing skin, reducing surface oil and improving overall texture for smooth application. Powered By: Amazonian clay: nature’s most perfect ingredient providing total skin balance.