TNT2® Fat Core XL features a high tenacity synthetic core that is 15% larger. This larger core enhances string strength while wear-resistant microfibers are added to the outwrap to resist notching, providing great levels of string movement during play. When pairs with the patented GAMMA TNT2 process, this string design and construction provides durability and long-lasting performance.
GAMMA TNT Premium Synthetic Series
GAMMA's advanced thermal processing technology (TNT) increases the resiliency and elasticity that creates the ultimate solid core premium tennis string.