Soccer ball
A smoother ball might seem better, but Trionda was designed with intentionally deep seams. The grooves create sufficient, evenly distributed drag across its surface to keep its flight more stable.
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The 2026 FIFA World Cup ball, Trionda, is made from just four panels — the fewest in men's World Cup history and one-fifth of the 20 used in the previous tournament's ball.
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The first FIFA World Cup final in 1930 used two different balls. Argentina and Uruguay both wanted their own ball, so FIFA split the match: Argentina’s ball in the first half, Uruguay’s in the second. Argentina led 2-1 at halftime; Uruguay came back to win 4-2.
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