Tenergy 64 is the fastest attacking rubber of the Tenergy family. Butterfly High Tension technology has enabled a fast dynamic rubber to be produced by utilizing the innovative Spring Sponge. Spring Sponge enables a player to grip the ball and catapult the return back at high speed and with heavy spin. The No. 64 was the development code of the pimples used in producing this inverted rubber. While Tenergy 05 is recommended for playing close to the table, Tenergy 64 is for the attacker who plays an offensive game from middle distance.