Tecnifibre X-One Biphase Tennis String - Reel Gauge:16g/1.30mm golf or going out for

golf or going out for a run

adjustable shoulder straps for easy carrying

which can be hard to find from other brands

Swingweight: 313

Tecnifibre X-One Biphase Tennis String - Reel Gauge:16g/1.30mm golf or going out forDESCRIPTION: X One Biphase is Tecnifibre's premium string. It is designed to take playability and durability to a new level by providing ultimate performance of power and feel, while extending string life by 20% and offering increased spin. X one Biphase joins together H2C (High Heat Capacity) and NRG microfilaments to acquire this high power and dynamic response. X One benefits from a process (trimerization), which bonds polyurethane to protect