Answer:
They are many and one, they wave and they drum, Used to cover a state, they go with you everywhere.
I'm a type of pizza that is folded in half before cooking to contain a filling
A beggar's brother went out to sea and drowned. But the man who drowned had no brother. Who was the beggar to the man who drowned?
What is full of holes, but can still hold a lot of water?
Which button does not function when being pressed?
You use it between your head and your toes, the more it works the thinner it grows.