More than just black, round, and sticky.
Begin press release:

Pirelli announces the arrival of the fourth generation of the DIABLO ROSSO family with DIABLO ROSSO IV, the new high-performance supersport tire that raises the bar of this product range even higher. DIABLO ROSSO IV is dedicated to motorcyclists who love a more dynamic riding style, owners of supersport, hypernaked, or crossover bikes who demand from a tire a high level of grip, on different types of asphalt and all-weather, precise feedback, and great handling to make the most of the high performance of their bikes.
DIABLO ROSSO IV is characterized by the selective use of different technical solutions within its range: each size has in fact been developed in a bespoke way according to the characteristics and needs of each machine, taking into account elements such as weight and power output.
The genesis of DIABLO ROSSO IV
Since its introduction into the market in 2002, the DIABLO brand brings with it more than 18 years of experience, technology, and victories in the most prestigious national and international competitions and represents Pirelli’s excellence in the world of high-performance tires dedicated to two-wheel vehicles.
Within the DIABLO range, the DIABLO ROSSO family identifies those products dedicated to road machines of a sport leaning and since 2008, the year of introduction of the first DIABLO ROSSO, more than five million units have been sold to motorcyclists. Respectable numbers...