60; (b) 62;Jabulani 60; / 62 b;: official football for the FIFA World Cup in 2010 designed at the University of Loughborough (United Kingdom ). It tends to be unruly and unpredictable in their displacement.Source 1: Adidas Jabulan 41 (http://es.wikipedia.org/wiki/Adidas_Jabulani;Source 2: Plastibol Cup (http://unionbloguera.blogspot.com/2010/06/la-copa-plastibol.html )