FEATURES An arm-friendly multifilament string with firmer feel which provides superior resiliency and excellent power with added control and improved durability.
PLAYER PROFILE For players looking for a firmer feel multifilament string with excellent power and added control.
The newest, most interesting innovation of the last years! Minimum tension loss (no string moving). High durability and high dynamic. Excellent ball control.
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.