Toppik Med Brohair Build Fibers is a 27.5g hair thickening solution that instantly creates the appearance of fuller, thicker hair. The product uses natural keratin fibers that bond with existing hair to conceal thinning areas and add volume. Key features: • Made with natural keratin protein fibers • Creates instant fullness and density • Stays in place until next shampoo • Weather and wind resistant • Easy to apply and remove • Natural-looking results • 27.5g/0.97oz container size The product works by using statically charged fibers that securely bond to existing hair strands. The fibers are color-matched and blend seamlessly with natural hair. The formula is designed to resist wind, rain and perspiration while remaining easy to wash out with regular shampoo. Suitable for both men and women looking to enhance the appearance of thinning hair or add overall volume.