Toppik Hair Building Fibers in Dark Brown is a revolutionary hair thickening solution that provides instant fullness for thinning hair. This 27.5g container features natural keratin protein fibers that blend seamlessly with existing hair to create the appearance of thicker, fuller hair instantly. Key features: • Made with natural keratin protein fibers • Instantly creates fuller-looking hair • Seamlessly blends with existing hair • Weather and wind resistant • Stays in place until next shampoo • Easy to apply and remove The dark brown shade is specifically color-matched to blend naturally with dark brown hair tones. The fibers work through static electricity to bond securely to existing hair strands, creating natural-looking density and coverage. The product is suitable for both men and women and can be used daily. It washes out easily with regular shampoo while being resistant to wind, rain and perspiration throughout the day.