Simply shake these special fibers onto your scalp to help cover up your gray roots. Great for thinning hair and bald spots, the special design is rain-proof, sweat-proof and wind-proof, and works with all hair textures. Perfect for women and men, the fill-in fibers are formulated with Procapil to help promote hair growth, and they wash out easily with your next shampoo. The compact shaker makes it easy to apply at home or on-the-go. Simply shake them onto your dry, styled hair, gently pat it down, and comb or brush lightly to finish styling. Specify Color: Black, Dark Brown or Medium Brown.