It's all in the name. Wilson Champions Choice is a hybrid of two of the most popular strings: Wilson Natural Gut and Luxilon ALU Power Rough. Combining the ultimate playability of a high quality natural gut with durability, spin and control of a textured polyester gives the player the best of both worlds. For durability and control, use the Luxilon ALU Power Rough in the mains. For a softer feel and playability, use the Wilson Natural Gut in the mains.

• Gauge: Natural Gut 16(1.32mm) ALU Power Rough 16L(1.25mm)
• Length: 20ft/6.1m (Both Strings)
• Composition: Co-polymer (nylon) + Fluocarbon resin + aluminum fibers / Natural Gut 
• Colour: Gray/Natural 

Model Number: WRZ997900

This Natural Gut and Luxilon ALU Rough hybrid offers the ultimate combination of playability and control. Can be strung with either string in the mains to enhance or durability or playability and is the same as the string set-up used by Roger Federer.