Donic Bluefire M1 Glue & Cleaners Even though the sponge is

Even though the sponge is soft the rubber generates very good speed

Balanced towards full "speed-glue" feel

KUNG FU is a bit softer and offers a slightly better control than our existing combination blade GLADIATOR however it also enables to produce a game that is just as effective

Because of the general hardness of the rubber the player with advanced technique and fast arm motion benefit most from this rubber

The ENERGY CELL sponge with its highly elastic cell structure ensures an extremely dynamic energy transfer for all topspin variations

Donic Bluefire M1 Glue & Cleaners Even though the sponge isUncompromising attackers and offensive players. Fast and dynamic; plays slightly softer than the M1 Turbo. Technology: Narrow, long pimple structure, extremely fast and spinny topsheet, medium hard sponge (47,5). THE BLUE MIRACLE Our iconic blue tension sponge combined with an extremely spinny topsheet: This innovative combination results in a high tech rubber generation. The topsheet, with its narrow and long pimple structure, gives the rubber