The collar is made of 2 pieces: an anodized gold aluminum stovepipe set in a zamak ring and enhanced by injected turquoise epoxy resin.
TNT Global Manufacturing has met 3 technical challenges: The combination of gold shades between anodized aluminum and galvanized zamak; The meticulous filling of epoxy resin in cavities; The precise polishing to homogenize the whole piece, and the stamped logo on the top of the collar also.