Key SpecificationsAs an "Official Size and Weight" ball, it adheres to World Netball match standards:Circumference: 690–710 mm (approx. 28 inches).Weight: 400–450 grams (approx. 14–16 ounces).Construction: Typically made of high-quality synthetic rubber with multi-ply lining to maintain its spherical shape.Inflation: Recommended pressure is generally between 8–10 psi (55–69 kPa).