1)product name:polyester mono yarn 2)spec:20D/1F&30D/1F 3)luster:SD,BR, ... for knitting and weaving 5)grade:AA 1)product name:polyester mono yarn2)spec:20D/1F&30D/1F3)luster:SD,BR ... :AA We are manufacturer and exporter of all kinds of polyester fiber, nylon yarns,monofilaments,mother yarns,conductive filament and so ...