Different competitions have different official ball suppliers ... The ball specifications are set by the International Football Association Board (Ifab), which publishes the laws of football ...

Following the 12-team College Football Playoff and the longest ... 2025 team takes the field together, will be "different" this offseason. "Spring ball is going to be different," Day said.

It follows similar comments by Arsenal manager Mikel Arteta earlier this year, when he criticised the Puma ball used in the Carabao Cup. But why do different competitions use different balls and ...