a water skin

This is a piece of thin leather which has been shaped and sewn tightly so as to hold over a quart of water. It can be filled or drunk from using an opening which can be drawn shut and fastened with a lace.

It is a water skin.
It weighs about one pound.

You identify a water skin.
It is a drink container.
It is empty.
It weighs one pound and three ounces, and it is worth about twenty copper.
Its keywords are skin and waterskin.