Coats Dual Duty XP General Purpose Thread is a medium weight home sewing thread perfect for most hand and machine sewing. This Coats & Clark core-spun polyester thread is a strong, smooth thread for consistent tension and excellent stitch formation. A new trap spool holds the thread neatly and securely when stored. This general-purpose indoor thread can be used on all fibers, knits and wovens and is recommended for general home sewing projects.