The only tire supplier in Formula 1, Pirelli, presented today, on Yas Marina circuit in Abu Dhabi, the new range of tires to be used in Formula 1 this year. Main features of the new tires that were developed by Pirelli with Formula 1 teams are to have a higher profile square, grip better and more competitive compositions. To be more easily recognized, especially in TV broadcasts, the colorful mark on the sides became larger and more visible and have the following meanings: the most commonly used in the 2011 season tires, soft tires have yellow markings. Medium composition tires are marked with white. Hard composition tires hard are marked with silver. Supersoft tires, the fastest tires Pirelli products are marked in red. Intermediate tires are marked with green and the rain tires with blue.