... .High tenacity,good color fastness Material: Rayon, PolyesterSpecificatuon: 300D/1, 450D/1, 600D/1, etc. Product Characteristic: The embroidery thread is using super quality ... in serviceability. So it is widely using in embroidery, lacing, weaving and knitting.Usage: Computerized embroidery, nameplate embroidery, lace embroidery, braided fabrics ect. Viscose Embroidery Thread