Smaller balls tend to be used by beginners and kids, while the larger ones are used by professionals. Regulation-sized bocce balls have a standard diameter of 107 mm (4.2 inches) and a standard weight of 920 g (~ 2 lbs).
[header] How to play bocce ball [title] Gather your bocce ball set. [step] Standard bocce sets contain 8 colored balls-4 balls each to a color, typically green and red-and one smaller ball, called the jack or pallino. [substeps] Different skill levels are often associated with different sizes of bocce balls.