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.
(Spray paint the jar lids on the bottom and inside. Mosaic tiles and resin to seal. ) CFDS Mosaic Cocktail Coasters made with jar lids, tiles and resin. Great instructions and can make it say anything you want