Boldify Hair Building Fiber Black 12gBOLDIFY Hair Building Fiber Black 12g is designed to fill in thinning and fine hair for an instantly fuller, thicker look. Made from natural ingredients, it provides a real hair effect that is invisible to the eye. Ideal for both men and women, it blends seamlessly with existing hair, enhancing the crown and partline. Key Features Instantly thickens hair Water, wind, and sweat resistant Clump proof, undetectable finish Seamlessly bonds to existing