40wt. trilobal polyester thread used for sewing, quilting and embroidery. SHEEN Glide utilizes special technology to capture a beautiful luster within the fibers of a colorfast polyester. We welcome you to compare our Glide colors to your favorite polyester or rayon thread. CONSISTENT Fil-Tec Glide with Advanced Trilobal Technology will maintain consistent tension throughout each & every spool. The results are high quality, consistent stitch formation, less thread breaks & fewer machine stops.