Signum Pro Thunderstorm Strings
The Thunderstorm is a twisted, decagonal string that offers excellent spin and control. This durable string has minimal tension loss, while offering a comfortable, control oriented feel.
Signum Pro Thunderstorm 1.24 String Violet
A control-oriented string that provides exceptional spin for the power hitter.
Signum Pro Thunderstorm 1.30 String Reel Violet - 200m
A control-oriented string that provides exceptional spin for the power hitter.