... 2, 150D/2 with 1680 colors available2. Rayon embroidery thread: 75D/2, 120D/2, 150D/2 ... years. We are producing the polyester and rayon embroidery thread, metallic thread, Prewound bobbin threads, Sewing ... 2, 150D/2 with thousands colors available2. Rayon embroidery thread: 75D/2, 120D/2, 150D/2 ... . We are producing the polyester and rayon embroidery thread, Prewound bobbin threads, Sewing thread and ...