MAC Eye Brows Big Boost Fibre Gel is a tinted eyebrow gel designed to provide voluminous, fuller-looking brows with 24-hour wear. Its advanced formula, featuring Tri-Fibre Technology, includes microfibers that build, shape, and define brows effortlessly. This gel is smudge-proof, sweat-proof, and waterproof, ensuring long-lasting results throughout the day. Benefits: Buildable, volumizing formula Sweat-proof, waterproof, and smudge-proof Non-flaking for all-day hold Easy and precise application Formulated Without: Fragrance Oil Formaldehyde Hydroquinone Triclosan Coal Tar Toluene Sodium Laureth Sulfate Gluten Phthalates Parabens Mineral Oil Petrolatum Polyethylene Lauryl Sulfate Suggested Use To achieve the best results, follow these steps: Starting at the inner brows, gently brush the gel upward and outward using short strokes. Follow the natural direction of hair growth for a polished, natural look. Use the brush tip to fill in sparse areas as needed. Repeat until you achieve your desired brow fullness and definition.