... sample time 4.40-75mm diamete,els garment metal safety pin 1. MaterialIron, Copper, Zinc alloy , Pewter , Brass , Aluminum, Soft enamel ... if you need.2.specificationSize: 20-100mm diameter or according to your requirementThickness: normalloy 3mm,3,5mm,4mm,5mm etc(up ... to customer's request)3.PlatingGold ,silver, Nickel, Chrome, Bronze,Copper, ...