The official FIFA 2014 World Cup ball ‘Brazuca’ was unveiled on Tuesday night.
Brazuca ball less erratic than the Jabulani used at South Africa, say Japanese scientists — MercoPress
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The Complete History of the FIFA World Cup™ Ball
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ESPN FC - FC Reviews: The Brazuca, adidas' official World Cup 2014 match ball, is a major step up in class from the Jabulani.
2010 FIFA WORLD CUP BRAZIL VS. NETHERLANDS MATCH USED AND SIGNED BALL