lmitation Cloisonne also called Imitation hard enamel or Epola. Imitation cloisonne pins are made as the same technique as the cloisonne, but colored areas were flled with a hard enamel rather than glass.This process provides an outstanding quality finish and a much wider range of colors to choose from. Any pantone colors are ok for us. And the price is much lower than Hard cloisonne, S0 more and more peaple use Imitation cloisonne pins instead of Hard cloisonne to celebrate their event. The material can be brass, copper, zinc alloy, iron, etc.