The gamma live wire xp 127mm tennis string set is 122m 40ft long and ensures gut like playability it features zyex monofilaments added to the outerwrap for enhanced durability and reduced tension loss the string set has a gauge of 17 127mm and utilises multiwrap live wire monofibres as well as a pearl coating the live wire xp incorporates the x tra performance technology and the live wire technology delivering a great combination of power and control