Pro Brow Definer 1mm-Tip Brow Pencil, Fling

A precise brow pencil from MAC designed for hairlike strokes and natural definition, Pro Brow Definer 1mm (Fling) glides with a firm, blendable texture. Ideal for sparse brows and shaping, it suits those seeking a long-wear finish. The formula is travel-friendly, often available in fragrance-free and vegan-leaning options, and works well for both beginners and pros.