Tecnifibre X-One Biophase 18 Tennis String
READ MORE +/- A premium multifilament string, X-One BiPhase delivers superb comfort, feel and a crisp response. A good choice for players seeking an arm-friendly string without sacrificing power. Provides good tension maintenance, too. About as gut-like as synthetics get. Offers a livelier feel with less durability compared to the thicker gauge versions. A great choice to liven up a tight string pattern. According to Tecnifibre, "the X-One Biphase string uses High Heat Capacity (H2C) fibers which...