Maybelline Brow Insert is a two-in-one brow tool designed to turn thin, sparse brows into a fuller, more defined look. This smart applicator blends two essential steps into a single product, delivering a brow-multiplying effect. One end provides precise control for drawing lifelike hair strokes, while the other lays down a dense, textured finish that fills gaps in three dimensions. The versatility of Brow Insert comes from its design: a 0.015 mm precision tip recreates natural hair with remarkable accuracy, and a fiber-enriched gel adheres to existing hairs to add thickness and even color. The result is brows that look stronger and more sculpted, with long-lasting hold of up to 36 hours thanks to a high-resistance formula. The shade #BlackBrow is perfect for dark or deep brown hair, offering bold yet believable definition. Key benefits - Multiplier effect: instantly visibly fuller, thicker brows - Extreme precision: a triple-ended 0.015 mm tip creates ultra-fine, hair-like strokes - Real volume: fibers in the gel add texture and body to each brow strand - Long wear: durable color and hold for up to 36 hours without touch-ups Features and ingredients - Dual applicator: combines a precision pencil with a fiber-enriched setting gel in one tool - Modular formula: switch from a natural look to a more intense, defined finish by adjusting product amount - Fiber gel: technology that provides immediate volume and helps hair stay aligned - Adaptable tone: high-quality pigments that blend seamlessly with your natural brows How to use To shape perfect brows with Brow Insert, begin with the triple-ended pencil tip and apply short, upward strokes where hair is sparse to form a defined base. Then finish by sweeping the gel-with-fibers through the brow in the direction of hair growth; this adds tint, volume, and sets the style. With the modular formula, repeat the process until you reach the desired density.