... .suit for controlling 2.Diameter:0.68mm 3.Material: top grade nylon 4.length:10m 5.string lbs:24-28lbs Flexpro ... brand top grade nylon badminton stringType: FB-90Material: Top grade nylonSpecification: Diameter:0.68mm length:10mString lbs ... covers a variety of types of high, medium and low-grade tennis rackets, badminton rackets, and tennis, shuttlecocks; every kind of ...