Our factory is mainly manufacturering all kinds of cotton covered spandex yarn. spandex yarn and so on. we cotton covered spandex yarn specification are: 10+70D/12+70D /16+70D/16+40D/21+70D/21+40D/32+40D/40+40D/60+30d/50+40d and so on. Our spandex yarn specification: 20D.30D.40D.70D If you are interested in our products, pls give me mail. I would give you the suitble price and the best price.