Sep 10, 2026

Product

MAC Pro Brow Definer Eyebrow Pencil N° 01 Brunette

Damn…she’s fine. Meet your pin-thin 24HR tool. Our finest brow definer to date draws in natural, hair-like strokes in the flick, flick, flick of a wrist with a 1mm precision tip. 14 true-to-you shades serve up fuller-looking brows all day with a buildable + customizable formula and waterproof + smudge-proof wear. Plus, a unique blend of carnauba wax combined with castor, argan and coconut oils help pigments glide on with Pro-level precision to resist tugging and breakage while providing ultra-smooth, even colour payoff. Fill in sparse areas, detail and shade – or completely exaggerate your shape with this fool-proof pencil made for minimal to maximal looks. Then, flip it over and use the Artist-approved spoolie end to blend, blend, blend your way to a seamless, natural matte finish.