V-Torque Tour is a comfortably firm co-poly string that rewards full strokes with very easy targeting. With its twisted, six-sided profile, this string grips the ball very effectively, allowing you to load it with spin. Gauges: 19 (1.10mm), 18 (1.20mm), 17 (1.25mm), 16 (1.30mm) Colour: White. The item "Volkl V-Torque Tour Tennis String" is in sale since Friday, August 17, 2018. This item is in the category "Sporting Goods\Tennis\Strings".The seller is "stringersworld" and is located in Essex. This item can be shipped worldwide.