Create the perfect brow definition with MAC's Pro Brow Styler. The dual-ended tool pairs an ultra-smooth pencil with a spoolie brush, allowing you to create precise, hair-like strokes before effortlessly blending and diffusing for a natural-looking finish. Designed with a 1.6mm precision tip, the pencil glides smoothly through brows with buildable colour and controlled definition. Sweat- and smudge-resistant, the long-wearing formula is available in 14 colour-true shades for effortlessly sculpted brows.