Pro Brow Definer

MAC Pro Brow Definer is a precision brow pencil designed for natural-looking, hairlike strokes with a smooth, buildable texture. Ideal for sparse brows and on-the-go touch-ups, it suits users seeking long-wear, smudge-resistant definition. Available in multiple shades and compatible with fragrance-free and vegan routines, the formula targets natural fill and shaping without heavy finish.