Toppik Hair Building Fibers in Dark Brown is an instant hair thickening solution that creates the appearance of fuller, thicker hair. Using natural keratin protein fibers, this product seamlessly blends with existing hair to conceal thinning areas and add volume instantly. Key features: • Made with natural keratin protein fibers • Instantly creates fuller, thicker-looking hair • Seamlessly blends with existing hair • Weather and wind resistant • Easy to apply and remove • Stays in place until next shampoo • Suitable for both men and women The product works through statically charged fibers that bond securely to existing hair strands, creating natural-looking density and coverage. The dark brown shade is specifically color-matched to blend naturally with dark brown hair tones. The fibers are resistant to rain, wind, and perspiration but can be easily removed with regular shampoo. The product comes in a 27.5g/0.97 oz container and is ideal for covering visible scalp areas or creating the appearance of a fuller hairline.