The Mac Eye Liner (likely referring to MAC Eye Kohl or MAC Liquidlast Liner) is a popular eyeliner from MAC Cosmetics, known for its rich pigmentation, smooth application, and long-lasting wear.
MAC Eye Kohl: A creamy pencil liner that glides on easily, ideal for smudged or defined looks. Available in classic shades like Smolder (black) and Fascinating (white).
MAC Liquidlast Liner: A waterproof liquid liner with intense color and a precise brush for sharp wings. Stays smudge-proof for hours.