The string which contains all of Tecnifibre's flagship technologies. A mix of Elastyl and H2C fibres for high power and tension maintenance. Unparalleled comfort and excellent shock absorption. PU 400 (polyurethane) for maximum elasticity.

50 % Elastyl, 50 % Fibres H²C

The NRG² was designed with a particular purpose: to be the engine of the racquet! This is the 1st direction of the NRG², the most powerful string in the range. A specific construction of more than 1200 microfilaments, composed of Elastyl (12% more elastic than standard polyamide).

Impregnated to the heart with polyurethane 400 to generate power and comfort.

And finally the exclusive surface treatment: the S.P.L to bring slipperiness and effective "snap back" so as not to have to put the strings back in place during the game. In gauge 1.32, it is the guarantee of gaining resistance .

Welcome to NRG²! String made in France.

PU 400: 400% elasticity for great comfort and dynamic performance.

Elastyl fibers (100%): +12% elasticity compared to standard

PA. Provides enormous elasticity for maximum power.

S.P.L final coating Anti-abrasion coating for more resistance.

BEST SELLER USA Among the top 10 best sellers for more than 20 years among specialists.

12 meters cut length string set from fresh reel. Does not include retail packaging.