The size 5 ball, used by ages 12 and above, is spherical and made of leather or some other suitable material.
It must not weigh more than 16 ounces (450 grams) and not less than 14 oz (410 g) at the start of a match.
The ball must be of a pressure equal to 0.6 – 1.1 atmosphere (600 – 1,000 g/cm2) at sea level (8.5 Ibs/sq in – 15.6 Ibs/sq in).
Sizes
Size 5
– Generally used by players aged 12 and above.Measurements: 27-28 ins (68-70 cm), 14-16 oz (410-450 g)
Size 4
- Generally used by players between the ages of 8 and 12.Measurements: 25-26 ins (64-66 cm), 12-13 oz (340-369 g)
Size 3
- Generally used by players under the age of 8.Measurements: 23-24 ins (58-61 cm), 11-12 oz (312-340 g)
