Section 2: Equipment

The football. Per the Official Guide Part 2 specification for the football (the same ball code is shared with other Gaelic-games specifications for round-ball ball weight and circumference), the match ball must weigh not less than 480 grams and no...

Source: Rule 4.4, Rule 4.1, Rule 4.2, Rule 4.3

Send this to your friend — argument over.