Signum Pro X-Perience Reel Gauge:16L the X-One Biphase string uses

the X-One Biphase string uses High Heat Capacity (H2C) fibers

In addition to being one of the most popular choices on the ATP Tour

Genesis Xplosion offers gut-like performance without the premium price of most natural gut strings

0 technology for perfect impact feel and playability

Braided composition enhances flex for superior touch and control

Signum Pro X-Perience Reel Gauge:16L the X-One Biphase string usesThis new String from Signum Pro just won the price of the best unique Tennis String in the Tennis String Test from Germany this year, 2018. X perience was made with new additives that make it softer than many other Co Polyester strings on the market, and its durability is also excellent. Weve gotten great feedback for this string, and we hope you like it.