Polyester Tennis String, 200m 656.2ft Durability Polyester Tennis Adopt polyester material, firm and durable, increases strength and resilience. 200m Polyester Tennis Racket String For Offensive Players BJ Supplier or Manufacturer on Specification:Item Type: Tennis Racket StringMaterial: PolyesterSize: Length: Approx. 200m/ 656.2ftColor: BlackPackageList:1 x Tennis Racket StringNote:200m/656.2ft per plate (can be use for 16‑19 times) Reduce the risk of injury, suitable for people with minor wrist, shoulder and elbow injuries. 200m/ 656.2ft per plate, can be used for 16‑19 times, no more worry of the racket broken.