Snap Charm - Interchangeable snap charm - this snap base can be attached to virtually any surface, such as a cell phone, computer, dashboard, etc. Simply attach one side of the acrylic sticker to the bottom of the snap base and then attach the other side to the desired surface. These are very strong and will adhere to the surface permanently. You can change out snaps. Very fun to add to cell phone cases, computers, etc.! Products are packaged in small zip lock bags.