Thank you for viewing. Seria Curry Button Kit 34mm diameter, 14 sets 25mm diameter, 10 sets, a set. Material Button top (main component) Aluminum, etc. Button bottom (main component) Iron, etc. Immediate purchase is OK. Although it is new and unopened, due to being a store display item and mass-produced, there may be fine scratches, dirt, and folds on the package and product. For those who understand that it will be shipped in an envelope as is, thank you very much.