Iris Trilobal Polyester Thread for embroidery and quilting is made from genuine American trilobal polyester and known for unmatched quality, consistency, and value. American made trilobal polyester is accepted as the best in the world for its unsurpassed sheen and exceptional strength, tenacity, and the ability to run smoothly at high speeds in all types of high speed commercial embroidery and long arm quilting machines (such as Melco, Barudan, Tajima, SWF, Happy, ZSK, Toyota, Brother, Janome, Bernina, APQS, Gammil, Innova, and more). The high quality of Iris thread allows it to be used to embroider or quilt at maximum production and with minimum thread breaks. Iris trilobal polyester machine thread for quilting and embroidery is the only thread of its type manufactured ENTIRELY in North America.