Qualities and Measurements
The ball is:
- spherical
- made of leather or other suitable material
- of a circumference of not more than 70cm (28ins) and not less than 68cm (27ins)
- not more than 450g (16oz) in weight and not less than 410g (14oz) at the start of the match
- of a pressure equal to 0.6–1.1 atmosphere (600–1100g/cm2) at sea level (8.5lbs/sq.in 15.6lbs/sq.in)
Replacement of a Defective Ball
If the ball bursts or becomes defective during the course of a match:
- the match is stopped
- it is restarted by dropping the replacement ball at the place where the first ball became defective*
If the ball bursts or becomes defective whilst not in play at a kick off, goal kick, corner kick, free kick, penalty kick or throw-in:
- the match is restarted accordingly
The ball may not be changed during the match without the authority of the referee.
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