1.metal/aluminium.stainless iron custom design lapel pin 2.fashion,durble and beautiful design 3.suitable for all people Detail description about the Metal clip/keychain1) Material & peocess :Zinc alloy, brass,iron,copper (diecasting, stamping)2) Size: costom size is accepted3) Thickness: normalloy 3mm,3,5mm,4mm,5mm etc(up to customers request)4) Electric-plateing:gold,anti-gold,silver,anti- ...