Covered Yarn use for Lace: 1.Single covered spandex yarn Single nylon covered spandex yarn: 40/70, 70/70, 70/140, 140/70 Single Polyester covered: 40/70, 70/75 2.Double covered spandex yarn Reyon : 140/75*2, 140/150*2, 210/250*2 Nylon: 140/70*2, 140/100*2, 140/140*2, 210/200*2, 280/280*2 Nylon stretch bright : 210/200*2, 280/280*2, 140/140*2 Nylon bright : 140/70*2, 140/140*2, 140/210*2, 210/210*2, 210/280*2 Use for Circular knitting machines: 40/70, 70/70, 40/40, 70/40, 40/75, 70/75 Use for Ribon: 40/70, 70/70, 70/40, 105/40, 140/70