Answer:
I can speak with my hard metal tongue. But I cannot breathe for I have no lung
Against the sun I protect your eyes and am often worn on the face of spies
We are little airy creatures all of different voice and features one of us in glass is set. One of us you'll find in jet. Another you may see in tin. And the fourth a box within. If the fifth you should pursue it can never fly from you.
One pace to the north. Two paces to the east. Two paces to the south. Two paces to the west. One pace to the north.
There is one in every corner and two in every room.
As round as an apple. As deep as a cup. All the king's horses can't pull it up.