Signum Pro Hyperion Set

Signum Pro Hyperion offers a new optimized molecular structure, outstanding power, and an incredible level of playability and comfort. Signum Pro Hyperion also holds tension remarkably well, offering a very high level of control, and is among the most durable poly-based strings we have playtested to date. The unique diamond-black color looks great on nearly every racquet. Hyperion is part of the new Blackline® power series from Signum Pro, destined to deliver high dynamic power co-poly strings with exceptional tension maintenance.