Polyester made Sewing Thread is suitable for use with all industrial packaging sewing machines. The Sewing Thread is made using 100% polyester material that makes it knot-less. The Sewing Thread is precision wound to guarantee high quality and strength to ensure stitch perfection with uninterrupted sewing output. The Polyester made Sewing Thread is available in 8 ounce, 2 1/2 pound, 5 pound and 20 pound thread cones.