high tenacity polyester yarn 1)Usage:knitting,sewing,weaving.. 2)Color:1100 colors 3) ... years in the field of sewing thread .Item Nohigh tenacity polyester yarnCount20s/2,20s/3,20s/4,20s/6, 20s/8 ... ,40s/3,50s/2,50s/3,60s/2,60s/3,50D/370D/3,100D/2,100D/3,210D/2,210D/3 ... life to contact us for future business relationships . high tenacity polyester yarn 210D/2