Mettler-Silk Finish Cotton Thread. Made From 100% Long Staple Egyptian Cotton With The Soft Sheen Of Natural Cotton! Suitable For Sewing And Quilting Fine Cotton Creations And For Longarm Quilting. Mercerization Makes The Thread Stronger And Heat-Resistant And Reduces Shrinkage. Thread Is Colorfast. One 547 Yard Spool Of Silk Finish Cotton Thread 50Wt. Comes In A Variety Of Colors. Each Sold Separately. Imported.