The puroBIO Cosmetics Fillbrow eyebrow pen in shade 04 Soft Black, with a 0.7 ml volume, is designed for women seeking perfectly shaped and full brows with a natural look. This brow pencil allows for precise application to create thin or thicker short strokes that imitate real hair, helping to fill in thinning or bald areas and underscore natural beauty. The product is waterproof and long-lasting. Ingredients include vegan components. To use, shake before application and draw in individual missing hairs with precise strokes. The color is Black.