We know that they're sisters, not twins, but we'll be the first to admit that sometimes our brows need an extra boost. Well, that's where this Big Boost Fibre Eyebrow Gel from MAC comes in. Curated to give a bucketload of volume in a single swoop, it's infused with a tinted formula that gives fullness, thickness and definition. Oh, and did we mention that it's waterproof too? Yep, consider it locked in. MAC Big Boost Fibre Eyebrow GelApplication: Start at the inner brow, use short strokes to brush upward and outward. Follow the direction of the hair and use the tip to fill in specific areas 6.1ml