Lend a finished look to your handmade quilts with the Coats & Clark Quilting Piecing Thread 500 Yds. This 500-yard thread comes with cotton cover polyester core that provides the strength of polyester and luster of mercerized cotton. The three-ply construction gives this 35-weight quilting thread, smoothness and excellence for well-defined stitching. Specially designed for piecing and quilting, you can choose from a wide range of colors to match the tone of your fabrics and appliques.