Size: 1 3/4 " x 20 mil - Need a great giveaway that's fun, functional and a great way to promote your company? You've found the right product! Our round magnet is produced using a metal shell and a full magnet back. Imprints are coated with a plastic coating and applied to flexible vinyl magnet material. A popular promotional tool for schools and businesses, this will look great on a filing cabinet, locker or refrigerator!