Material: Made of polyester and rayon, less breakage and wear, very durable, strong and eco-friendly.17*7.2cm Washable and Anti Tarnish: Your embroidery design can be cleaned by hand and machine. However, we recommend cleaning them with water at 95C for 15 minutes, avoiding dry rubbing. Ideal Length: Each spool is 3600m in length and comes in two rolls of gold and silver, good quality and reasonable price for metal embroidery machines. Versatile: This thread cone can be used for manual sewing machines as well as sewing machines, bobbins and threads. Wide Range of Uses: Very suitable for embroidery, sewing dolls / shoes, cross stitch, crochet, ordinary sewing, dressmaking, tailoring or other crafts, also very suitable for hand embroidery, suitable for all kinds of clothing, shoes and other decorative embroidery Note: The data is manual measurement, please allow 1-27cm error, due to light and screen differences, there are will have a certain color difference, the specific received in kind prevail.