polyester bag sewing thread twisted YARN:20s/3,20s/6,20/9- Packing: 2kg/roll, 24KG/PP Bag virgin material polyester yarnOur company ... 16s,18s,20s,21s.We have 100% cotton yarn,big/middle/small chemical fiber polyester twine, silk light yarn.The yarn ... ,lowest price. ()All kinds of string(thread) and rope.Material:100% pure cotton,polyester,polyester+cotton,PP,cotton fiberSpecs:diameter:0.260mm, ...