Multi-purpose Eyebrow Pen: available for different scenes, such as eyeliner, hairline filler for Simplifying your makeup tools. Keep Long-lasting Makeup: provides sweat-proof, waterproof, locked-in eyebrows looks for sweating during exercise or swimming in the water. Easy to Use: light weight, ultra soft touch, quickly creates natural, smudge-proof, 3D-shape brows looks. One to More: shape, define and fill in sparse or over-tweezed brows by just one flat angle brush head. Unique Shape: blade-shaped tip design for micro-sculpting every tiny brow.