... .(Polyester Sewing Thread) Polyester Sewing thread Features:a) (40s/3): used for tailoring, trousers, jacket, medium, heavy fabricb) ... pants1) 20/2, 2000yards/3000yards/2000 meters/3000meters2) 20/3, 1600yards/2000yards3) 40/2, 3000y/4000y/5000yards/5000 meters4) ... 3, 2600yards/3000yardsAbout us:Xiamen Egret Thread Co.Ltd is a professional manufacturer with years of exprort experience.A full range ...