Amongst the fields of wheat and hay you often see, odds are there's big ol' me! Make sure to keep me under lock and key, otherwise you'll drown in more than just fees!

The more I dry the wetter I get, what am I?

I am Something that is nothing to what I once was. you may find me in the desert wrapped in tan cloth. I start to roam if you happen to be out at night, yet when the sun rises steady I walk still.

Short, tall, long or thin. Many a form this wax comes in. A gift to the spirits, alit to ease. Who am I that dies with a breeze?

the first four describe something generally four sided, from the inside, add an et to the end, and you have a place to hide things thieves want. generally on the go with the holder, this item carries things that now many replaced with their phones. what is this secret place you hide your stash?