The BLACK SHARK is prepared with our unique 8edges, star-shaped surface profile for ultimate spin transfer.

• ultimate spin transfer
• nice playability

GUT FEELING - our latest invention when it comes to maximum comfort and best arm-protection. Taking highest-quality fibres for the inner core and using special production treatments equip this string with a very special touch which feels like playing natural gut.

As a full-job string GUT FEELING is best for recreational players, seniors or those who suffer from arm pain.

Professional players can profit from its features in a hybrid. Some favorites are
- as cross strings along with HELIX in the mains or 
- as main string with MAX. POWER in the crosses. 
There are no limits in combinations, the player's feeling is the main criteria to mix strings up.

• gut-like playability and touch
• arm-friendly
• maximum comfort and support

The blue PRO LINE EVOLUTION is based on our PRO LINE II technology with small modifications regarding the dynamic feeling.

• nice blend of spin and control
• comfortable and powerful

The HELIX monofilament is helically wound in a multistage twisting process, followed by an additional heat setting treatment. The twisting process provides increased string elasticity for excellent playability and lively hitting feel. The additional heat treatment stabilizes the polymeric properties of the tennis string for better control and higher tension maintenance.

• excellent playability
• optimum mixture of power and control

The MAX POWER and MAX POWER ROUGH was created with and on behalf of pro players. Main target was to get massive power and quick response from the string for fast reaction and power tennis.

• maximum power
• fast response

The MAX POWER ROUGH and MAX POWER was created with and on behalf of pro players. Main target was to get massive power and quick response from the string for fast reaction and power tennis. The ROUGH version offers more spin transfer.

• maximum power
• fast response

The BLACK SHARK is prepared with our unique 8edges, star-shaped surface profile for ultimate spin transfer.

• ultimate spin transfer
• nice playability

PRO LINE No. II offers tournament players an extraordinary mixture of power, control and spin-potential. A constant dynamic response of the stringbed and the maintenance of the installed string tension grant steady playing characteristics and performances.

• wide range of available gauges
• various combinations of different gauges as a hybrid-string are possible to meet the player's personal demands
• outstanding combination of power and control
• highest spin-potential without string-slipping
• extreme durability and best tension-maintenance

PRO LINE ROUGH offers tournament players an extraordinary mixture of power, control and spin-potential. A constant dynamic response of the stringbed and the maintenance of the installed string tension grant steady playing characteristics and performances.

• wide range of available gauges
• various combinations of different gauges as a hybrid-string are possible to meet the player's personal demands
• outstanding combination of power and control
• highest spin-potential without string-slipping
• extreme durability and best tension-maintenance

The blue PRO LINE EVOLUTION is based on our PRO LINE II technology with small modifications regarding the dynamic feeling.

• nice blend of spin and control
• comfortable and powerful

The Kirschbaum SYNTHETIC GUT is our new regular synthetic string for kids and beginners.

• regular synthetic string at best price

GUT FEELING - Kirschbaums latest invention when it comes to maximum comfort and best arm-protection. Taking highest-quality fibres for the inner core and using special production treatments equip this string with a very special touch which feels like playing natural gut.

As a full-job string GUT FEELING is best for recreational players, seniors or those who suffer from arm pain.

Professional players can profit from its features in a hybrid. Some favorites are
- as cross strings along with HELIX in the mains or 
- as main string with MAX. POWER in the crosses. 
There are no limits in combinations, the player's feeling is the main criteria to mix strings up.

• gut-like playability and touch
• arm-friendly
• maximum comfort and support