Eye Brows Big Boost Fibre Gel Onyx Black

MAC Eye Brows Big Boost Fibre Gel (Onyx Black) lifts and defines brows with a buildable, fibrous gel that adds volume without stiffening. Ideal for sparse or over-plucked brows, it sets hairs while providing a natural matte finish. Lightweight and blendable, this brow product suits everyday wear and styling for those seeking fuller-looking arches with control and separation.