For black polyester core spandex yarn, everyone has different special concerns about it, and what we do is to maximize the product requirements of each customer, so the quality of our black polyester core spandex yarn has been well received by many customers and enjoyed a good reputation in many countries. Longshine Textile black polyester core spandex yarn have characteristic design & practical performance & competitive price, for more information on the black polyester core spandex yarn, please feel free to contact us.