The description of the item 54025291 of Canada HScode: Synthetic filament yarn (other than sewing thread), not put up for retail sale, including synthetic monofilament of less than 67 decitex : Other yarn, single, with a twist exceeding 50 turns per metre : Of polyesters : Other : Solely of polyesters, fully drawn, measuring not more than 180 decitex;Solely of polyesters, measuring 72 decitex or more but not exceeding 111 decitex, for use in the manufacture of woven labels;Containing 80% or more by weight of polyesters, of uneven