... multiple silk 4.0.68mm Flexpro brand badminton string FB-85 Typebadminton string FB-85Material:Top grade nylonDiameter0.68mmLength10mStringing Lbs24-30lbscolorssilver/blue ... , Thailand, Malaysia, Indonesia, and Vietnam. Brand covers a variety of types of high, medium and low-grade tennis rackets, badminton rackets, and ...