Toppik Hair Building Fibers instantly fill in balding or thinning areas. Made of pure organic protein, Toppik is completely undetectable and resistant to wind, rain, and perspiration, yet easily washes out with shampoo. If you're a man or woman with thinning hair, Toppik will transform your appearance in 30 seconds. How does Toppik work? Toppik fibers are made of all natural organic keratin protein, the same protein that hair is made of. The fibers in Toppik are charged with static electricity so they intertwine with your own hair and bond securely. Just shake on the Toppik fibers. They stay in place all day, all night. It's a "secret weapon" used by millions of men and women around the world.