The Fitness Mad 5kg double grip medicine ball combines all the benefits of a standard medicine ball with a more stable and comfortable grip, which makes it easier to cope with a heavier weight. The handles do not change the spherical shape of the ball. You can inflate or deflate it to obtain the required hardness. The ball is made from one-piece rubber; it is waterproof and suitable for both indoor and outdoor use. It weighs 5kg (11lbs) and has the diameter of 27.5cm (11”).