... % polyester yarnSpecification20s/2,20s/3,20s/4,20s/6, 20s/8, 20s/9,30s/2,30s/3,40s/2,40s/3,50s/2,50s/3,60s/2,60s/3,50D ... /370D/3,100D/2 ... can be 20s/2,20s/3,20s/4,20s/8,20s/9,30s/2,30s/3,40s/2,40s/3,50s/2, 60s/2,60s/3,80s/2,80s/3,100s/2....5) The ...