Product details Color: Black, Dark brown, Coffee,Gray-black It is used for filling the hairline,fulling your hairstyle and covering your white hair. Hair shadow fiberuse for hair root concealer,small and light with powder puff,easy carry and use. Suitable for all places and hair quality. Fills in and Volumizes thinning hair. When the hair is dry, open the product,, and lightly smear it on the hair to be dyed. Caution 1pcs hairline refill powder It is used for filling the hairline,fulling your hairstyle and covering your white hair. It will fill your hairline naturally and long-lasting. Hair shadow fiberuse for hair root concealer,small and light with powder puff,easy carry and use. Suitable for all places and hair quality. Easy application-applies in less than a minute. Fills in and Volumizes thinning hair.