Tecnifibre X-One Biphase 1.30mm tennis balls lively response that’s well suited

lively response that’s well suited to intermediate and advanced players looking for the best of both worlds

While it offers less spin and durability than polyester strings

High spin potential from shaped polyester mains

Zymax strings are the only strings to use Ashaway's BETA Polymer

Tecnifibre X-One Biphase 1.30mm tennis balls lively response that’s well suitedWidely regarded as one of the highest performing multifilament strings available, Tecnifibre X One Biphase delivers exceptional comfort, power and feel. Constructed using thousands of microfibres and Tecnifibre's proprietary Biphase stretching process, it offers enhanced elasticity, improved tension maintenance and a crisp, responsive string bed feel. The string's high energy return provides effortless depth and power, while its excellent ball