... lapel pin with nickel plated 1)material:zinc alloy 2)Technics:Die casting with crystal 3)plate:nickel fashional round crystal lapel pin with nickel plated (BS-JL ... and logos as per customers' request5) Plating: nickel, anti-nickel, black nickel, brass, anti-brass, copper, anti-copper, gold, anti-gold, silver, anti-silver, chrome ...