Get the look of full, thick hair instantly with Toppik Hair Building Fibers. Made from all-natural, colored keratin protein, these lightweight fibers blend seamlessly with your existing hair for a natural, undetectable finish. Whether you're looking to fill in thinning areas or enhance overall volume, Toppik delivers instant results that last all day. Available in Dark Brown, Medium Brown, Black, and Grey to match your natural shade and elevate your confidence—fiber by fiber.