Toppik Hair Building Fibers in Black (55g) is a premium hair thickening solution that instantly creates the appearance of fuller, thicker hair. Made with naturally-derived keratin protein fibers, this larger size container provides extended coverage for those experiencing thinning hair. Key features: • Made with natural keratin protein fibers • Creates instant fullness and density • Seamlessly blends with existing black hair • Stays secure until next shampoo • Resistant to wind, rain and perspiration • Large 55g/1.94oz economy size • Easy to apply and remove The black-colored fibers work through an electrostatic charge that makes them bond securely to even the finest existing hair strands. The product provides natural-looking coverage that lasts throughout the day and can be used to conceal thinning areas, visible scalp, or create the appearance of a fuller hairline. Suitable for both men and women, these fibers wash out easily with regular shampoo while providing reliable coverage between washes.