• WHAT IS IT ? Meet Maybelline’s Build-A-Brow 2-in-1 brow pen + sealing gel -- builds waterproof natural-looking, full brows lasting up to 24 hours. Brows look so real you can’t tell its makeup! Sculpts and seals your brow to perfection. Say goodbye to sparse, thin and uneven looking brows forever. • Build a fuller brow in 2 easy steps with Build-A-Brow 2-in-1 brow pen plus sealing gel. Its ultra precision pen creates hair like strokes and its clear sealing gel locks naturally fuller and fluffy brows in place with a non crunchy finish. • Sweat resistant, smudge resistant and humidity proof . • 4 shades for every brow type: Soft Brown, Neutral, Ash Brown, Dark Brown • WHY YOU WILL LOVE IT • Waterproof natural-looking, full brows lasting up to 24 hours • Build fuller brows in 2 easy steps: 2-in-1 brow pen plus sealing gel • Sweat-resistant, smudge-resistant, humidity-proof • Available in 4 brow shades • RESULTS Natural-looking full brows that lasts up to 24 hours • HOW TO USE Before application, shake the pen. Start building by flicking the pen upwards to create hair like strokes while filling in sparse areas. Let it dry. Last, use the clear gel to sculpt brows into desired shape and seal for up to 24 hours.