Answer:
What starts with a T ends with a T and is full of T?
Casper was a friendly one and Demi Moore made a clay pot with one.
If you happen to wake up at dawn, you'll probably find this covering the lawn.
What get's more wet while it dries?
What pulls you down and never lets go?
Of these things - I have two. One for me - and one for you. And when you ask about the price, I simply smile and nod twice.