... .7days sample time 4.40-75mm diamete,else popular metal lapel pins 1. MaterialIron, Copper, Zinc alloy , Pewter , Brass , Aluminum, Soft ... request)3.PlatingGold ,silver, Nickel, Chrome, Bronze,Copper, Antique gold, matt gold, Antique silver, Antique bronze,Antique copper, Antique nickel, etc ... first and the balance before shipmentHuajin GiftsProfessional in badge/Lapel pinsWelcome your inquiry(Huajin)