YONEX Poly Tour REV Tennis String Reel (White)

Yonex Poly Tour REV new Silicone oil Infused Filament (SIF) technology--monofilament infused with Silicone oil--allows big hitters to experience ultimate spin from intense snapback speeds. Best tennis strings reel for professional players and your sports clubs. Greater snapback produces a powerful spin. SIF Technology with unique pentagonal structure allows the string to move faster than conventional models, increasing spin.