... customer request.()commonly used multi-twine of all kinds of raw material as below:6s/2 6s/3 6s/4 6s/5 ... knot, especially the cement seam yarn,has advanced technolygy,suitable material,lowest price. ()All kinds of string(thread) and rope ... .Material:100% pure cotton,polyester,polyester+cotton,PP,cotton fiberSpecs:diameter: ...