Preserve your jigsaw puzzling with puzzle glue, a great way to permanently display your hard work! just put a piece of thin plastic or wax paper underneath your puzzle and spread the glue on the edges and even the back of the puzzle for best results. After using puzzle glue, your work will be ready to dry mount or frame in glass. Puzzle glue uses a non-toxic formula, and conveniently comes with a built-in brush for easy application. Each bottle contains 10-ounces of glue.