Mettler's Silk-Finish 50wt Variegated Cotton Thread is 500yds and is perfect for all of your quilting, sewing, and long arm cotton needs. This Silk-Finish 50wt Variegated Cotton Thread has a high breaking resistance and is great for your next quilting or sewing project. It is recommended that you use a 80-90 size needle with this thread. There is also 25 different colors of Mettler's Silk-Finish 50wt Variegated Cotton Thread for you to choose from.