Material for making balls and men that only shows up at certain times of the year.
What is black when it is clean and white when it is dirty?
Do this to your gifts to make them festive
I am used in most sports, have four holes, come in many different colors and there is a state that shares my name.
Never swallowed but certainly chewed, tossed in the mouth but it is not food. What is it?
Man's most important invention.