Mary Kay Eyeliner Black Create any eye look with confidence. Draw on intricate details with a pen-style tip for ultimate control. Waterproof wear allows you to add drama while staying worry-free, and high-purity carbon black provides deep color intensity. This is what eye-catching looks are made of. Suitable for sensitive eyes. Clinically tested for skin irritancy and allergy. Dermatologist-tested. Ophthalmologist-tested. Black Eyeliner.