Designed and manufactured by Podium in the UK, these D-balls have an integrated moulded grip handle for a greater variety of weighted drills than you can do with a standard medicine ball. They are designed for swinging and throwing drills and can be used in place of dumbbells. Podium is a world-renowned manufacturer and supplies many of the British and European teams. Weight options: 4kg 3kg 2.5kg 2kg 1.5kg 1kg D-Balls should not be thrown against a wall or bounced. Not to be thrown on to a hard surface. Learn more For inspiration of how to use medicine balls with young athletes, see this article from GB Hammer Thrower and S&C Coach Ben Hawkes. Click here to download safe use sheet.Image for illustration purposes only. Colour may vary