Mid-Day | Camera-fitted footballs to be used in FIFA World Cup 2014 Mid-Day It is created by six propeller-shaped polyurethane panels being thermally bonded together. Between the seams the Brazuca also has a different geometry to different balls, which aerodynamics experts believe, will help it remain more stable in the air. Top 5 iconic FIFA World Cup match balls World Cup 2014: The science behind Brazuca |