Feature:1. Single Fiber Composition: The innovative synthetic polyester line, the use of ultra soft single fiber composition, can provide super explosive power but also protection of the arm. The surface has a groove, with excellent ball control and feel2. Double Ribbed Outer Layer: The outer layer has double ribbed, It is not easy to slip when using, the line diameter is small, and can perfectly block the tennis ball, can enhance the rotation, suitable for playing topspin3. Comfortable Hand Feeling: Tennis racket wire is comfortable and feel both comprehensive network cable, is an excellent tennis racket accessories4. Strong Tensile Resistance: Tennis racket line due to strong tensile resistance, the pound is very small, very suitable for usually like to play it5. Reduces Racquet Surface Vibration: The tennis racket string has ribbed design, which increases the contact time between the ball and the racket surface, so it reduces the vibration of the racket surfaceSpecification:Item Type: Tennis Racket StringMaterial: PolyesterWeight: Approx. 442g or 15.6ozModel Number: PT 123Wire Diameter: 1.25mm or 0.05inLine Length: 200m or 656.2ft.Package List:1 Reel x Tennis Racket String