Ortega suggests the best way to fill in sparse brows is by brushing them up and into the desired shape. “Fill in gaps with hair-like strokes, and for areas with more noticeable gaps, use the brow pencil to apply product in brush-like strokes against the direction of hair growth,” she says. Afterward, use the spoolie to brush through your brows and soften the look. This technique helps maintain a natural appearance and allows you to add more strokes where needed. “Avoid filling in the front of th