Exercise ball balls have been jumped across at 8.31 seconds.The record for the farthest jump between two Swiss balls was also made by Neil at a distance of 2.3 meters in 2012 A primary benefit of exercising with an exercise ball as opposed to exercising directly on a hard flat surface is that the body responds to the instability of the ball to remain balanced, engaging many more muscles. Those muscles become stronger over time to keep balance. Most frequently, the core body muscles — the abdominal muscles and back muscles — are the focus of exercise ball fitness programs. A major
Bandy ball Bandy ball A bandy ball is a rubber ball used for playing bandy. The core of the ball is made of cork and this is surrounded by rubber or rubber-like plastic. The ball should be manufactured in a diameter of 62.4 mm or 63.8 mm (the latter is called "Russian ball") and the colour was originally red, later orange or cerise. According to the Bandy Playing Rules set up by the Federation of International Bandy, any of these is allowed, but all balls used in one game must be of the same colour and type. Bandy balls are manufactured by