Coats&Clark-Dual Duty Xp General Purpose Thread. This Thread Combines Advanced Technology From Coats With Nearly 200 Years Of Thread-Making Experience. Product Is Polyester-Wrapped Core-Spun Construction Creating A Thread That Provides Enhanced Seam Appearance And Makes Sewing Trouble Free. Smooth And Strong It Sews Perfectly On All Machines From Vintage To Today'S Most Advanced. Length: 250 Yards. Imported.