Covered Yarn/Polyester, Nylon Yarn We can produce traditional and air covered yarn: 2075 30/75 40/75 40/100 40/150 40/20. Covered Yarn/Polyester, Nylon YarnWe can produce traditional and air covered yarn: 2075 30/75 40/75 40/100 40/150 40/200 40/300 70/300 40/450 Available for knitting fabric, weaing fabric, socks.raw white,black and colored Covered Yarn/Polyester, Nylon Yarn