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.
The tennisstring Topspin Cyber Black is a tennisstring (SoP System) made of the latest state-of-the-art PETP. The tennisstring captivates with its super feedback at slow speed and the perfect control at fast strokes. In addition, the tennisstring is elastic, offers its tennis player good spin characteristics and effectively prevents slipping of the strings.
New heptagonal shaped string developed for the higher-performance player. Allows a player to generate maximum power and greater ball bite for massive amounts of spin. Co-poly material is very responsive and provides lots of feedback. Excellent tension maintenance.
Tennis String - 8% less! Technologically advanced string products, developed and created to our exacting specifications, exceeding the highest standards of performance exellence. High Power, Outstanding Spin Potential, Execellent Durability, Super Ball-Control and Touch, Stable Hold Tension, Resistance to Movement, A class of its own.
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.