Baseball (ball)

Ball used in the sport of baseball

A baseball is the ball used in the sport of baseball. It consists of a rubber or cork center wrapped in yarn and covered with white natural horsehide or cowhide, or a synthetic composite leather. A regulation baseball is 9 to 9.25 inches (229 to 235 mm) in circumference i.e.

From Wikipedia, under CC BY-SA. More on occurri.