The Culture of Football Classics on Twitter: "Another thing of beauty from Italia '90 - the Adidas "Etrusco Unico" ball. Following on from the Azteca of Mexico'86, it kept the Tango pattern,
Etrusco Unico is official match ball of World Cup 1990 | Football Balls Database
The Legacy Of adidas World Cup Match Balls - SoccerBible
Made in France match ball FIFA World Cup 1990 Italy Adidas Etrusco Unico 2 - www.worldcupballs.info