DG Nylon Wefts Doll Hair have a sewn track making it easy to sew or glue to wig caps or directly to the head of your doll. OR you can clip off hair plugs from the track and reroot your doll. Easy to style with Hot water or curl cream. Melting point 190 degrees F. Each Weft has a 30 inch rolled out track length and is 20 inches long.