Toppik’s Hair Building Fibers – Medium Blonde create a natural, fuller look for thinning hair. Crafted from pure organic Keratin Protein, these fibers bond seamlessly to existing hair, adding undetectable volume and coverage.A quick and easy applicator helps camouflage thinning areas or enhance your hairline in moments. Resistant to wind, rain, and sweat, yet simple to wash out with shampoo, it delivers lasting confidence and a thicker, more lush appearance. Size:1.94oz