The York 9kg double grip medicine ball ensures reduced bounce element and features dual handles for added comfort. It provides a friendly version of weightlifting and improves core strength, hand-eye co-ordination and agility. This high quality ball weighs 9kg (19.8lbs) and is easy to clean. It is perfect for plyometric exercises developing the muscles' capability for speed and explosiveness. In addition, the ball is made from a durable rubber compound material and utilizes a textured surface for a firm, anti-slip grip.