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.
Polyethyleneterephthalate, produced with extreme viscosity, with strong memory energy is the basic for one of the best strings the tennis world can expect.
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.
Hexagonal shaped Co-polyester string! Gives exceptional spin. Minimum tension loss (no string moving). High durability and high dynamic. Excellent ball control.
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.
The newest, most interesting innovation of the last years! Minimum tension loss (no string moving). High durability and high dynamic. Excellent ball control.
The newest, most interesting innovation of the last years! Minimum tension loss (no string moving). High durability and high dynamic. Excellent ball control.