1 90# rubber is covered by 100D/36F polyester 2 Available for socks, gloves Our company is experter for producing elastic yarn, they are widely used to socks, sweaters, gloves elastic lace, medical products.Main products: 90#/75X2 100#/75X2 105#/75X2 90#/100X2 90#/150X2 , 32#/150X2 37#/150X2 42#/150X2 52#/150X2 63#/150X2 75#/150X2 90#/100D*2 Rubber Covered Polyester Yarn