1.100% polyster yarn 2.high strength low drawn 3.75D-600D,75d/36f .150/48, fdy, etc. 4.FDY/DTY/POY 1.polyster yarn, polster filament, high strength low drawn2.75D-600D,75d/36f .150/48, fdy, etc.3.using for sewing thread , embroider twine polyster yarn