... filament, which has the merits of both rayon yarn and polyester yarn, Specifications120D/2, 150D/2Size: 1000M, 2000M, 3000M, 4000M, 5000M1000Y-5000Y100gram, ... filament, which has the merits of both rayon yarn and polyester yarn, high tensile strength, smooth, good runnability in embroidering and not ...