This button maker refill kit includes 50 sets of components for creating 2.28" / 58 mm buttons, refrigerator magnets, bottle openers, and keychains. It is designed for use with Vevor and other compatible button maker machines. The kit features carbon steel and plastic components with rust-resistant tinplate shells and clear films for durable results. It is suitable for home DIY projects, school events, studio customization, and other creative applications.