Beaver Keratin Hair Building Fibers is a professional hair thickening solution containing 12g of natural keratin fibers in Medium Blonde shade. This innovative product instantly creates the appearance of fuller, thicker hair by adhering to existing hair strands. Key features: • Made with natural keratin protein fibers • Instantly creates fuller, thicker-looking hair • Seamlessly blends with medium blonde hair • Easy to apply and remove • Weather-resistant formula • Stays in place until next shampoo The product works through statically charged fibers that bond securely to existing hair strands, providing natural-looking coverage and density. The Medium Blonde shade is specifically color-matched to blend seamlessly with similar hair tones. The formula is designed to resist wind, rain and perspiration while remaining easy to remove with regular shampoo. Suitable for both men and women looking to conceal thinning areas or add volume to their hair.