A little craftiness on your part will turn it into a serviceable sleeping shelter. Given a little creativity, and knowledge of a few knots, you can coax this tarp into handling any weather. Give it a try! This 11' x 11' tarp is made of 10.10 oz. canvas. We put in lots of attachment points so you could make variety of configurations. Fire retardant treatment minimizes burn holes. It’s an effective, durable shelter.