Our company Lilong spandex Co., Ltd is the manufacture of AA Grade bare spandex yarn with ISO 9001:2000 - SGS certificate in China and our spandex yarn covers the full range including 20D,30D,40D,70D,140,210D,280D,420D,560D,840D and 1120D with widely usage in circular knitting, covering, lace, socks, bandage, undergarments, diaper etc.