spontaneous unaffected3000M Yards Overlocking Sewing Machine Industrial Polyester Thread Metre Cones The sewing thread is an ideal multi-purpose thread. It gives a very soft feel. Outstanding tensile strength and color-fastness. Ideal for conventional and industrial machine stitching. This handy thread can be used for both hand & sewing machines. Material: Polyester. Color:white,Black. Length: 3000 yd.