The spandex cover yarn our factory manufacture include air cover yarn , it can be used as the material for socks , sweater, jeans knitting cloth , woven cloth and seamless underwear , it can be used for large circular knitting machine and small circular knitting machine Our usual specifications as follows: Spandex air covered yarn: 75 dty /15spandex(rw and black), 75 dty /20 spandex (rw and black ) , 75 dty /40 spandex (rw and black ) Spandex air covered yarn: 100 dty /40 spandex (rw and black ) . Spandex air covered yarn: 150dty/40 spandex (rw and black ) , 200 dty /40 spandex (rw and black ) , 250 dty /40 spandex (rw ), Spandex air covered yarn: 300 dty /40 spandex (rw and black ) , 450 dty /40 spandex (rw and black ) , 600 dty /40 spandex (rw ) , Spandex air covered yarn: 150 dty /70 spandex (rw and black ) , 200 dty /70 spandex (rw) , 250 dty /70 spandex (rw ) , Spandex air covered yarn: 300 dty /70 spandex (rw and black), 450 dty /70 spandex (rw and black ) , 600 dty /70 spandex (rw ) Spandex air covered yarn: 100fdy/40 spandex, 120fdy/40 spandex, 150fdy/40 spandex, 200fdy/40 spandex, 250fdy/40 spandex. Paper cone; polybag; export carton for spandex covered yarn