Goal.com | FIFA unveil official ball for 2014 World Cup: Brazuca Ghanasoccernet The Brazuca ball has six polyurethane panels that are bonded to keep the ball the same weight and roundness in even the thickest of rain. The never-before-seen panel shape revolutionizes the game by producing faster flight speed and maintaining true ... Adidas Unveils World Cup Ball Adidas unveils new World Cup ball, the Brazuca |