... --80S/2,3,4 2) 100% Spun Polyester Yarn 20/1--30/1--40/1 3) Poly/Poly Dear Sirs, We are one of ... ,and so on. This is the catalogue for our product: 1.100% Spun Polyester Sewing Thread and Dyed Yarn (TFO AND ... ,3,4----80S/2,3,4 and yarn 20/1--60/1--80/1 Paper or Plastic Tube, Heat Set Yarn, Air Knot ...