Mary Kay Gel Eyeliner Jet Black with Expandable Brush 0.15 Oz
Brand: Mary Kay
Color: Jet Black or Black (same product, just a name change). Also available on request by some sellers is

Item may or may not be exactly as pictured due to periodic packaging changes. Item is new and authentic. Item may be expired, but there seem to be no issues with expired ones. Some are called Jet Black (limited edition initial release), and some are called Black.