... high quality heat resistant synthetic fiber. 2) Hair Length: 6-36 inches. 3) Hair Color: Various colors available for choice, such as ... wave or curl as the pictures you give us. 5) Hair Density: Light to medium, medium, heavy density or as customer ... .9) Lace Material Color: light brown, medium brown, dark brown, black, transparent, etc.10) Knots: Bleached knots and, single knots, double ...