Tomb 45 Hair Building Fibers provide a natural-looking solution for hair loss, thinning, or spotty areas along the hairline or beard. Our formula is made from real keratin protein fibers and available in various shades to get the perfect match. Give your clients a sharp, full look with our natural Keratin Fiber Powder!  Tomb 45 20g bottle of fibers blends seamlessly with natural hair and is available in 3 fiber colors.