simthread polyester embroidery machine thread 40 colors with storage box simthread simthread - embroider and focus on embroidery! simthread is a very professional manufacturer and supplier for polyester embroidery machine threads with more than 25 years experiences since 1992. after so many years development, we owned top high quality machines including twisting machines with italian technology and winding machines with germany technology to supply our polyester embroidery machine threads in high quality. we are planning to supply all the embroidery supplies including bobbin threads, embroidery stabilizers, metallic threads, embroidery crafts, embroidery accessories..., which can satsify our clients in maximum to purchase all these embroidery supplies from simthread one-stop service. our mission is to supply our embroidery supplies in incredible value, unbeatable price and wonderful customer experience. you will get 100% quality guarantee + 100% risk-free satisfaction guarantee from us.