Basque pelota structure of cotton wire is sewed on the surface of the ball so that the wool stays in place. Number eight shapes are cut out from goat skin and are sewn together onto the ball in one or two layers. Some of the disciplines in pelota require the use of a glove or Chistera. Chistera Joko Garbi: A short and shallow glove that is used in Joko Garbi and is played on a fronton. Grand Chistera: A long and deep glove. In France the grand Chistera is used to play Grand Chistera on 'place libre' and it is called Cesta
Sport in Catalonia Grand Prix, the Spanish F1 Grand Prix, a DTM race, and several other races. Also of note is the Montjuïc street circuit which regularly hosted the Spanish F1 and motorcycle Grands Prix up to the 1970s. Motorcycling is one of the historical sports, with motorcycle road racing world champions as Àlex Crivillé, Sito Pons, Emilio Alzamora and Dani Pedrosa. In addition Sete Gibernau was one of the top Grand Prix riders in the first half of the 2000s. Also there are many Catalan Motorcycle manufacturers as Derbi, Bultaco, Gas Gas, Montesa and OSSA. Motorcycle trials is also a sport practized