Section 2: Equipment

The Ball (Law 2, Section 1). The ball must be spherical, made of suitable material, with a circumference of between 68cm and 70cm, a weight of between 400g and 440g at the start of the match, and a pressure equal to 0.4-0.6 atm (400-600g/cm² at sea level).

Source: Section 1, Section 2, Section 14, Section 3, Section 4, Section 7, Law 2, Law 4, Law 3

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