Sulky 40 Wt. Rayon embroidery thread has the same luster and soft, warm, natural look as silk with silky smoothness, but it is stronger and less expensive. Because of its excellent runability, unparalleled quality and huge selection of colors, Sulky is the first choice of machine embroiderers. Only Sulky Rayon threads are made exclusively from ENKA fibers, proven to be the highest quality rayon/viscose fibers in the world. This package contains 250 yards of 40 weight rayon thread. Available in a variety of colors. Each sold separately. Imported.