Are you ready to make those nice solid button machine style magnets? These blank refill supplies for the m2030 ProMaker button machine are what you need to make high quality magnets that you see at tourist shops and boutiques. This includes shells, backs, and adhesive magnet backs. The adhesive is industrial strength and is permenant once placed on the back of the button. The magnets are thick magnetized rubber strong enough to hold paper onto a refrigerator.