<ul><li>Tourna Big Hitter Blue Rough is a soft, yet powerful co-poly tennis string, that delivers maximum spin and power</li><li>Made with 5 sharp edges and then twisted to really grab the ball and impart massive spin</li><li>Blue Rough playtests ranked it top 5 for spin out of all the strings ever tested per the Racquet Sports Industry playtests. Also ranked #2 as the Best Poly Overall.</li><li>German engineered and made with the latest most advanced polyester blends so the string is soft for a poly, yet crisp and durable.</li><li>Meant for intermediate to advanced players with long fast strokes, looking to level up their game.</li><li>40 Foot Set</li></ul><br><br>Tourna big hitter Blue rough is an extremely powerful and spin oriented co-poly. Made with 5 sharp sides, then twisted, grabs the ball to give unbelievable grab on the ball. It received high accolades from the United States stringers Association giving it #1 in spin, #1 in control (for a poly), and 2nd best overall poly.

Tourna Big Hitter Blue Rough 17g Set Maximum Spin Polyester Tennis String