Specificati***502sppolyestersewingthreadyarn1.Material:100%polyesterorothers2.Usetohighspeedsewing3.Superquality502SpunpolyestersewingthreadSpecification***ailable:40/240/330/220/220/320/650/260/2and80/2etc.Finishedbytheuniquelubricatingtechniqueinnovatedbythecompany,itisapplicableforhigh-speedsewinginhighqualityfield)