60% polyester, 40% polyethylene. Thickness: No. 160 Needle: Metallic machine embrodery needle Needle size: NM 80-90.Special machine embrodery thread. Fine holografic metal ribbon for shimmering effects. Smooth and uniform embrodery. High-quality and beautiful embrodery motifs. Ornamental stitches and decorative seams. All fabrics, woven fabrics and many other materials.