![What colour are tennis balls? Roger Federer finally confirms if they're green or yellow - Mirror Online What colour are tennis balls? Roger Federer finally confirms if they're green or yellow - Mirror Online](https://i2-prod.mirror.co.uk/incoming/article12225026.ece/ALTERNATES/s1200c/Tennis-2010-AEGON-Classic-Day-Two-Edgbaston-Priory-Club.jpg)
What colour are tennis balls? Roger Federer finally confirms if they're green or yellow - Mirror Online
![Wilson Tennis on Twitter: "Like if you think Tennis Balls are green Retweet if you think Tennis Balls are yellow https://t.co/EBNvJ0s5r0" / Twitter Wilson Tennis on Twitter: "Like if you think Tennis Balls are green Retweet if you think Tennis Balls are yellow https://t.co/EBNvJ0s5r0" / Twitter](https://pbs.twimg.com/media/EIeugOVXsAAw-iR.jpg:large)
Wilson Tennis on Twitter: "Like if you think Tennis Balls are green Retweet if you think Tennis Balls are yellow https://t.co/EBNvJ0s5r0" / Twitter
![The Internet Is Being Torn Apart By A Debate Over Whether Tennis Balls Are Green Or Yellow - BroBible The Internet Is Being Torn Apart By A Debate Over Whether Tennis Balls Are Green Or Yellow - BroBible](https://brobible.com/wp-content/uploads/2018/03/tennis-balls.jpg?quality=90)