What does a real baseball look like?

The ball comprises a rubber or cork center wrapped in yarn and covered with white horsehide or cowhide. A regulation baseball is 9–91⁄4 inches (229–235 mm) in circumference ( 255⁄64– 215⁄16 in. or 73–75 mm in diameter), with a mass of 5 to 51⁄4 oz.

Can you draw a line in baseball?

Excluding physical contact (or spitting), there are two ways to get a home plate umpire to quickly toss you out of a baseball game. You draw a line in the dirt to show where you think a pitch actually was, after the umpire calls the pitch a strike.