1,470 high modulus polyamide (PA 66) multifilament twisted and bonded together with a soft polyurethane resin.

A high performance multifilament string which provides superior resiliency and maximum power with excellent arm friendly feel.

For players looking for a high level of playability, superior feel with maximum power.

Ideal for Club and Tour-Players with a powerful groundstroke looking for a very high level of control, durability and tension maintenance.

Made from same material like highly rated MSV Focus Hex ® but with round shape 25% less tension loss in comparison to well-known strings of competitive brands (based on data of TW University; Oct. 2017)

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.

Highlight: Minimal sharp sided structures delivers much power, control and spin. For all skill levels and ages. Unique!
Important Note: String main + cross 1.0kg less than normal Co-Polyeste.

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.

Ideal for players looking for a powerful and armfriendly string with enhanced spin potential.

25% more elastic vs. MSV Focus Hex®.

Hexagonal shape and strong snap-back effect for great spin potential.

Low string movement.

Ideal for Club- or Tournament-Players with a powerful groundstroke

Hexagonal shape and strong snap-back effect for great spin potential

High-Tech additives for excellent control, durability and tension stability

Our best-seller.

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.

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.

Ideal for advanced players looking for an excellent balance between control and power combined with exceptional spin potential.

8% more elastic vs. MSV Focus Hex®

Hexagonal shape and strong snap-back effect for great spin potential.

High-Tech additives for excellent control, durability and tension stability.

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.

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.

Polyethyleneterephthalate, produced with extreme viscosity, with strong memory energy is the basic for one of the best strings the tennis world can expect.

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.