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.

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.

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 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.

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.

Ideal for players looking for a very solid and precise co-poly string.

Tested and recommended by independent tennis coaches. Overall rating: 9 points (10-point scale).

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 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.

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.

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.

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 very solid and precise co-poly string.

Tested and recommended by independent tennis coaches. Overall rating: 9 points (10-point scale).

Ideal for advanced players looking for an explosive and snappy string with a crisp feel.

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

Special coating for reduced 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.