What it is: A long-wearing, ultrathin dual-end brow shaper that creates hair-like strokes for the perfect brow.What it does: It adds just the right amount of color and definition without the hassle of sharpening. The pencil glides on behind your natural brow to mimic the look of real hair with its formula that shapes and fills in to create a flawless brow. How to use: For a natural or fully defined brow, always start by measuring where you want your brow to begin, arch and end. Begin by defining in line with the side of your nose and the inner corner of your eye. For your arch, define in line with the side of your nose and your pupil. For the end, define in line with the side of your nose and the outer corner of your eye. To build up your brow, outline your desired brow shape and fill in. Paraben-free Cruelty-free