100% Polyester Elastic Covered Rubber Thread Spandex Yarn

Rubber yarn:a fine square or round filament of rubber used especially for elastic and elasticized thread and fabrics. Latex rubber yarn is a type of yarn that is created using two or more types of fibers to create a yarn with a new set of qualities and characteristics. Professional Yarn Factory Spandex Covered Nylon Yarn With Best Price Name Nylon SCY Polyester SCY Main Specification 2012/5F,2012/7F,2020/7F, 2030/12F,2030/24F, 2040/12F,2040/24F,2040/36F, 2050/24F,2070/24F,2070/36F,2070/68F, 3070/24F,3070/36F,3070/68F, 4070/24F,4070/36F,4070/68F,etc   20150/36F,20150/48F…