Material:stainless steel , iron wire, aluminium wire,galvanized wire,etc.1. Wire diameter:0.2-2.0mm.2. Weight:50g-50kg/spool Florist Wire is manufactured by taking of hair like stainless steel wire,iron wire,or brass wire . Twisting it together for strength and then coating it with the latest high tech clear Polyurethane(PU)coating. PU coated is very environmental. also PTU ,nylon,PET coated ...