Tecnifibre tennis strings nrg 1,24

The NRG² tennis string was developed with a special goal: to be the engine of the racket! This is the essence and purpose of the NRG², the strongest string in our range. A special construction made of more than 1200 microfilaments consisting of Elastyl. Infused with polyurethane to create power and comfort. And finally, the exclusive S.P.L. surface treatment, which ensures smoothness and an effective "snap back," so the strings do not need to be re-strung during play. With a gauge of 1.32, higher durability is guaranteed. Welcome to NRG²! PU 400: 400% elasticity for high comfort and dynamic performance. Elastyl fibers: +12% elasticity compared to standard polyamide. Provides enormous elasticity for maximum performance. S.P.L final coating: Abrasion-resistant coating for increased durability. Best Seller in the USA for over 20 years, ranked among the top 10 bestsellers among specialists.