Kong-E pin button. Metal round pin button. Matte coating Size: Diameter 32 x 32 (mm) <Shipping Information> Ahnsim factory uses 'air courier'. The price is low, but it takes about 3 weeks. (16-20 days) The courier service does not have a tracking number. If you want to get faster and more accurate Please select EMS delivery. It is more expensive. Please send us a message.