Ideal for players looking for a maximum of spin potential and power.
Heptagonal, twisted co-poly string for highest level of spin potential.
#1 string in power and tension stability during play (Playtest of spin strings 2014 by German tennisMAGAZIN). #2 string in spin potential. Overall rating: GOOD.
Achieves an extra ordinary satisfaction score of 94% for 1.20mm/1.25mm and 1.30 mm diameter among players of the leading tennis string community (www.stringforum.net; 59 ratings; status October 2016). My Tennis blog’s string test reinforces the excellent performance of the string. It achieves rank # 2 ahead of well known competitive brands.
Monofilament CO-POLYMER of the highest quality grade, mixed with performance-enhancing chemicals.
A “poem” from a string! Like all CANNON POLYMERS, slip these HIGH-TECH tennis string and will not meet all requirements. 1.22mm covers the POWER-tennis, 1.28mm is fast, sustained by tremendous durability. Last but not least, the 1.33mm for the strings – “Killer …” if anything goes! Made in Germany.
The Signum Pro Thunderstorm is a axially twisted, decagonal string that offers excellent spin and control. This durable string has minimal tension loss while offering a comfortable, control oriented feel. This thinner gauge also offers a great playability.
GAMMA iO offers exceptional power, access to spin and pinpoint control. Its unique co-poly material takes ball pocketing to a new level, providing ideal levels of response and comfort. GAMMA iO is best suited for players with penetrating and punishing ground strokes from both sides.
Product features & key data: Optimum ball control Very good feedback Comfortable soft Arm-friendly string Further information: The Topspin Cyber Blue has been awarded both as "Newcomer of the year 2007" (Stringforum. net) and as String of the Year 2007 (Saitenforum.de).