How big and heavy is a volleyball?
An official indoor ball has:
- Circumference: 65–67 cm (about 21 cm across)
- Weight: 260–280 g
- Pressure: 0.30–0.325 kg/cm² (about 4.3–4.6 psi)
Lighter balls are often used for children and beginners.
An official indoor ball has:
Lighter balls are often used for children and beginners.