Tecnifibre X-One Biphase Tennis String - Set Natural Gut Strings Upper: Synthetic Leather

Upper: Synthetic Leather

Maintains the highest gauge tolerance of any natural gut string

Length (CM / IN): 69

It does not provide immediate relief

Midsole:  CMEVA Midsole

Tecnifibre X-One Biphase Tennis String - Set Natural Gut Strings Upper: Synthetic LeatherDescription: 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