wash so all the chip crumbs and oils are out of the bag - gently dry with a paper towel. Place the bag on a greased piece of tin foil covering the baking sheet and put it into an oven set around and melt to the size you want. Small bags keyrings etc.
styrofoam covered with fabric wall art. My daughter and I did this for her room. We used cheap painter canvas and scrapbook paper. We sprayed adhesive glue to the canvas and layed the scrapbook paper on top.