Polyester Jeans Thread, , Extra Stong Thread can be used by hand or sewing machine Suitable for sewing where a strong seam is required, such as jeans shoes bags hard craft strong thick fabric and more For overlock and safety seams, fine fancy stitch and decorative seams. Use on all fabrics, including denim, leather, canvas, tent cloth, ect Specification: Material: Polyester Size/Spool: Approx. 50m / 55 yards Package Includes: 10 Pieces Jeans Sewing Thread Spools Note: 1.Please allow a slight difference between the real item and the pictures due to the difference between monitors. 2.Please allow a slight measurement error. Thanks for your understanding! Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.