... , 100d, 140d, 200d etc., is raw white and black, dyed or dope dyed, and flat or textured.The polyester we use includes ... , 150d, 200d, 300d etc., is raw white and black, dyed or dope dyed, and flat or textured.Hangzhou uniwell textile co., ltd ... yarns you want.Covered spandex yarn is broadly used for socks, sweater, seamless, denim, woven fabric, knitting fabric, large circular knitting machines and ...